diff options
28 files changed, 694 insertions, 593 deletions
diff --git a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml index 9b414fbde6d7..e0b86214f0f5 100644 --- a/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml +++ b/Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml @@ -48,6 +48,7 @@ properties: - renesas,r8a77990-cpg-mssr # R-Car E3 - renesas,r8a77995-cpg-mssr # R-Car D3 - renesas,r8a779a0-cpg-mssr # R-Car V3U + - renesas,r8a779f0-cpg-mssr # R-Car S4-8 reg: maxItems: 1 diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index 6d0280751bb1..32e2783cad2f 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -149,8 +149,7 @@ config CLK_R8A77995 config CLK_R8A779A0 bool "R-Car V3U clock support" if COMPILE_TEST - select CLK_RCAR_CPG_LIB - select CLK_RENESAS_CPG_MSSR + select CLK_RCAR_GEN4_CPG config CLK_R9A06G032 bool "RZ/N1D clock support" if COMPILE_TEST @@ -178,6 +177,11 @@ config CLK_RCAR_GEN3_CPG select CLK_RCAR_CPG_LIB select CLK_RENESAS_CPG_MSSR +config CLK_RCAR_GEN4_CPG + bool "R-Car Gen4 clock support" if COMPILE_TEST + select CLK_RCAR_CPG_LIB + select CLK_RENESAS_CPG_MSSR + config CLK_RCAR_USB2_CLOCK_SEL bool "Renesas R-Car USB2 clock selector support" depends on ARCH_RENESAS || COMPILE_TEST diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index 7d018700d08b..7270e8df29b3 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -36,6 +36,7 @@ obj-$(CONFIG_CLK_SH73A0) += clk-sh73a0.o obj-$(CONFIG_CLK_RCAR_CPG_LIB) += rcar-cpg-lib.o obj-$(CONFIG_CLK_RCAR_GEN2_CPG) += rcar-gen2-cpg.o obj-$(CONFIG_CLK_RCAR_GEN3_CPG) += rcar-gen3-cpg.o +obj-$(CONFIG_CLK_RCAR_GEN4_CPG) += rcar-gen4-cpg.o obj-$(CONFIG_CLK_RCAR_USB2_CLOCK_SEL) += rcar-usb2-clock-sel.o obj-$(CONFIG_CLK_RZG2L) += rzg2l-cpg.o diff --git a/drivers/clk/renesas/r8a774a1-cpg-mssr.c b/drivers/clk/renesas/r8a774a1-cpg-mssr.c index 39b185d8e957..95dd56b64d64 100644 --- a/drivers/clk/renesas/r8a774a1-cpg-mssr.c +++ b/drivers/clk/renesas/r8a774a1-cpg-mssr.c @@ -100,10 +100,14 @@ static const struct cpg_core_clk r8a774a1_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A774A1_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A774A1_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A774A1_CLK_SD0, CLK_SDSRC, 0x074), - DEF_GEN3_SD("sd1", R8A774A1_CLK_SD1, CLK_SDSRC, 0x078), - DEF_GEN3_SD("sd2", R8A774A1_CLK_SD2, CLK_SDSRC, 0x268), - DEF_GEN3_SD("sd3", R8A774A1_CLK_SD3, CLK_SDSRC, 0x26c), + DEF_GEN3_SDH("sd0h", R8A774A1_CLK_SD0H, CLK_SDSRC, 0x074), + DEF_GEN3_SDH("sd1h", R8A774A1_CLK_SD1H, CLK_SDSRC, 0x078), + DEF_GEN3_SDH("sd2h", R8A774A1_CLK_SD2H, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd3h", R8A774A1_CLK_SD3H, CLK_SDSRC, 0x26c), + DEF_GEN3_SD("sd0", R8A774A1_CLK_SD0, R8A774A1_CLK_SD0H, 0x074), + DEF_GEN3_SD("sd1", R8A774A1_CLK_SD1, R8A774A1_CLK_SD1H, 0x078), + DEF_GEN3_SD("sd2", R8A774A1_CLK_SD2, R8A774A1_CLK_SD2H, 0x268), + DEF_GEN3_SD("sd3", R8A774A1_CLK_SD3, R8A774A1_CLK_SD3H, 0x26c), DEF_FIXED("cl", R8A774A1_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cp", R8A774A1_CLK_CP, CLK_EXTAL, 2, 1), diff --git a/drivers/clk/renesas/r8a774b1-cpg-mssr.c b/drivers/clk/renesas/r8a774b1-cpg-mssr.c index af602d83c8ce..56061b9b8437 100644 --- a/drivers/clk/renesas/r8a774b1-cpg-mssr.c +++ b/drivers/clk/renesas/r8a774b1-cpg-mssr.c @@ -97,10 +97,14 @@ static const struct cpg_core_clk r8a774b1_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A774B1_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A774B1_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A774B1_CLK_SD0, CLK_SDSRC, 0x074), - DEF_GEN3_SD("sd1", R8A774B1_CLK_SD1, CLK_SDSRC, 0x078), - DEF_GEN3_SD("sd2", R8A774B1_CLK_SD2, CLK_SDSRC, 0x268), - DEF_GEN3_SD("sd3", R8A774B1_CLK_SD3, CLK_SDSRC, 0x26c), + DEF_GEN3_SDH("sd0h", R8A774B1_CLK_SD0H, CLK_SDSRC, 0x074), + DEF_GEN3_SDH("sd1h", R8A774B1_CLK_SD1H, CLK_SDSRC, 0x078), + DEF_GEN3_SDH("sd2h", R8A774B1_CLK_SD2H, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd3h", R8A774B1_CLK_SD3H, CLK_SDSRC, 0x26c), + DEF_GEN3_SD("sd0", R8A774B1_CLK_SD0, R8A774B1_CLK_SD0H, 0x074), + DEF_GEN3_SD("sd1", R8A774B1_CLK_SD1, R8A774B1_CLK_SD1H, 0x078), + DEF_GEN3_SD("sd2", R8A774B1_CLK_SD2, R8A774B1_CLK_SD2H, 0x268), + DEF_GEN3_SD("sd3", R8A774B1_CLK_SD3, R8A774B1_CLK_SD3H, 0x26c), DEF_FIXED("cl", R8A774B1_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cp", R8A774B1_CLK_CP, CLK_EXTAL, 2, 1), diff --git a/drivers/clk/renesas/r8a774c0-cpg-mssr.c b/drivers/clk/renesas/r8a774c0-cpg-mssr.c index 5b938eb2df25..b5eb5dc45d62 100644 --- a/drivers/clk/renesas/r8a774c0-cpg-mssr.c +++ b/drivers/clk/renesas/r8a774c0-cpg-mssr.c @@ -108,9 +108,12 @@ static const struct cpg_core_clk r8a774c0_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A774C0_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A774C0_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A774C0_CLK_SD0, CLK_SDSRC, 0x0074), - DEF_GEN3_SD("sd1", R8A774C0_CLK_SD1, CLK_SDSRC, 0x0078), - DEF_GEN3_SD("sd3", R8A774C0_CLK_SD3, CLK_SDSRC, 0x026c), + DEF_GEN3_SDH("sd0h", R8A774C0_CLK_SD0H, CLK_SDSRC, 0x0074), + DEF_GEN3_SDH("sd1h", R8A774C0_CLK_SD1H, CLK_SDSRC, 0x0078), + DEF_GEN3_SDH("sd3h", R8A774C0_CLK_SD3H, CLK_SDSRC, 0x026c), + DEF_GEN3_SD("sd0", R8A774C0_CLK_SD0, R8A774C0_CLK_SD0H, 0x0074), + DEF_GEN3_SD("sd1", R8A774C0_CLK_SD1, R8A774C0_CLK_SD1H, 0x0078), + DEF_GEN3_SD("sd3", R8A774C0_CLK_SD3, R8A774C0_CLK_SD3H, 0x026c), DEF_FIXED("cl", R8A774C0_CLK_CL, CLK_PLL1, 48, 1), DEF_FIXED("cp", R8A774C0_CLK_CP, CLK_EXTAL, 2, 1), diff --git a/drivers/clk/renesas/r8a774e1-cpg-mssr.c b/drivers/clk/renesas/r8a774e1-cpg-mssr.c index 40c71466df37..2950f0db90ae 100644 --- a/drivers/clk/renesas/r8a774e1-cpg-mssr.c +++ b/drivers/clk/renesas/r8a774e1-cpg-mssr.c @@ -100,10 +100,14 @@ static const struct cpg_core_clk r8a774e1_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A774E1_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A774E1_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A774E1_CLK_SD0, CLK_SDSRC, 0x074), - DEF_GEN3_SD("sd1", R8A774E1_CLK_SD1, CLK_SDSRC, 0x078), - DEF_GEN3_SD("sd2", R8A774E1_CLK_SD2, CLK_SDSRC, 0x268), - DEF_GEN3_SD("sd3", R8A774E1_CLK_SD3, CLK_SDSRC, 0x26c), + DEF_GEN3_SDH("sd0h", R8A774E1_CLK_SD0H, CLK_SDSRC, 0x074), + DEF_GEN3_SDH("sd1h", R8A774E1_CLK_SD1H, CLK_SDSRC, 0x078), + DEF_GEN3_SDH("sd2h", R8A774E1_CLK_SD2H, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd3h", R8A774E1_CLK_SD3H, CLK_SDSRC, 0x26c), + DEF_GEN3_SD("sd0", R8A774E1_CLK_SD0, R8A774E1_CLK_SD0H, 0x074), + DEF_GEN3_SD("sd1", R8A774E1_CLK_SD1, R8A774E1_CLK_SD1H, 0x078), + DEF_GEN3_SD("sd2", R8A774E1_CLK_SD2, R8A774E1_CLK_SD2H, 0x268), + DEF_GEN3_SD("sd3", R8A774E1_CLK_SD3, R8A774E1_CLK_SD3H, 0x26c), DEF_FIXED("cl", R8A774E1_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cr", R8A774E1_CLK_CR, CLK_PLL1_DIV4, 2, 1), diff --git a/drivers/clk/renesas/r8a7795-cpg-mssr.c b/drivers/clk/renesas/r8a7795-cpg-mssr.c index d6b1d0148bfd..991a44315d71 100644 --- a/drivers/clk/renesas/r8a7795-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7795-cpg-mssr.c @@ -104,10 +104,14 @@ static struct cpg_core_clk r8a7795_core_clks[] __initdata = { DEF_FIXED("s3d2", R8A7795_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A7795_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A7795_CLK_SD0, CLK_SDSRC, 0x074), - DEF_GEN3_SD("sd1", R8A7795_CLK_SD1, CLK_SDSRC, 0x078), - DEF_GEN3_SD("sd2", R8A7795_CLK_SD2, CLK_SDSRC, 0x268), - DEF_GEN3_SD("sd3", R8A7795_CLK_SD3, CLK_SDSRC, 0x26c), + DEF_GEN3_SDH("sd0h", R8A7795_CLK_SD0H, CLK_SDSRC, 0x074), + DEF_GEN3_SDH("sd1h", R8A7795_CLK_SD1H, CLK_SDSRC, 0x078), + DEF_GEN3_SDH("sd2h", R8A7795_CLK_SD2H, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd3h", R8A7795_CLK_SD3H, CLK_SDSRC, 0x26c), + DEF_GEN3_SD("sd0", R8A7795_CLK_SD0, R8A7795_CLK_SD0H, 0x074), + DEF_GEN3_SD("sd1", R8A7795_CLK_SD1, R8A7795_CLK_SD1H, 0x078), + DEF_GEN3_SD("sd2", R8A7795_CLK_SD2, R8A7795_CLK_SD2H, 0x268), + DEF_GEN3_SD("sd3", R8A7795_CLK_SD3, R8A7795_CLK_SD3H, 0x26c), DEF_FIXED("cl", R8A7795_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cr", R8A7795_CLK_CR, CLK_PLL1_DIV4, 2, 1), diff --git a/drivers/clk/renesas/r8a7796-cpg-mssr.c b/drivers/clk/renesas/r8a7796-cpg-mssr.c index 9c22977e42c2..7950313611ef 100644 --- a/drivers/clk/renesas/r8a7796-cpg-mssr.c +++ b/drivers/clk/renesas/r8a7796-cpg-mssr.c @@ -106,10 +106,14 @@ static const struct cpg_core_clk r8a7796_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A7796_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A7796_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A7796_CLK_SD0, CLK_SDSRC, 0x074), - DEF_GEN3_SD("sd1", R8A7796_CLK_SD1, CLK_SDSRC, 0x078), - DEF_GEN3_SD("sd2", R8A7796_CLK_SD2, CLK_SDSRC, 0x268), - DEF_GEN3_SD("sd3", R8A7796_CLK_SD3, CLK_SDSRC, 0x26c), + DEF_GEN3_SDH("sd0h", R8A7796_CLK_SD0H, CLK_SDSRC, 0x074), + DEF_GEN3_SDH("sd1h", R8A7796_CLK_SD1H, CLK_SDSRC, 0x078), + DEF_GEN3_SDH("sd2h", R8A7796_CLK_SD2H, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd3h", R8A7796_CLK_SD3H, CLK_SDSRC, 0x26c), + DEF_GEN3_SD("sd0", R8A7796_CLK_SD0, R8A7796_CLK_SD0H, 0x074), + DEF_GEN3_SD("sd1", R8A7796_CLK_SD1, R8A7796_CLK_SD1H, 0x078), + DEF_GEN3_SD("sd2", R8A7796_CLK_SD2, R8A7796_CLK_SD2H, 0x268), + DEF_GEN3_SD("sd3", R8A7796_CLK_SD3, R8A7796_CLK_SD3H, 0x26c), DEF_FIXED("cl", R8A7796_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cr", R8A7796_CLK_CR, CLK_PLL1_DIV4, 2, 1), diff --git a/drivers/clk/renesas/r8a77965-cpg-mssr.c b/drivers/clk/renesas/r8a77965-cpg-mssr.c index 7eee45a31b2a..d687c29efa3c 100644 --- a/drivers/clk/renesas/r8a77965-cpg-mssr.c +++ b/drivers/clk/renesas/r8a77965-cpg-mssr.c @@ -101,10 +101,14 @@ static const struct cpg_core_clk r8a77965_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A77965_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A77965_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A77965_CLK_SD0, CLK_SDSRC, 0x074), - DEF_GEN3_SD("sd1", R8A77965_CLK_SD1, CLK_SDSRC, 0x078), - DEF_GEN3_SD("sd2", R8A77965_CLK_SD2, CLK_SDSRC, 0x268), - DEF_GEN3_SD("sd3", R8A77965_CLK_SD3, CLK_SDSRC, 0x26c), + DEF_GEN3_SDH("sd0h", R8A77965_CLK_SD0H, CLK_SDSRC, 0x074), + DEF_GEN3_SDH("sd1h", R8A77965_CLK_SD1H, CLK_SDSRC, 0x078), + DEF_GEN3_SDH("sd2h", R8A77965_CLK_SD2H, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd3h", R8A77965_CLK_SD3H, CLK_SDSRC, 0x26c), + DEF_GEN3_SD("sd0", R8A77965_CLK_SD0, R8A77965_CLK_SD0H, 0x074), + DEF_GEN3_SD("sd1", R8A77965_CLK_SD1, R8A77965_CLK_SD1H, 0x078), + DEF_GEN3_SD("sd2", R8A77965_CLK_SD2, R8A77965_CLK_SD2H, 0x268), + DEF_GEN3_SD("sd3", R8A77965_CLK_SD3, R8A77965_CLK_SD3H, 0x26c), DEF_FIXED("cl", R8A77965_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cr", R8A77965_CLK_CR, CLK_PLL1_DIV4, 2, 1), diff --git a/drivers/clk/renesas/r8a77980-cpg-mssr.c b/drivers/clk/renesas/r8a77980-cpg-mssr.c index 9fe372286c1e..f3cd64de4dc6 100644 --- a/drivers/clk/renesas/r8a77980-cpg-mssr.c +++ b/drivers/clk/renesas/r8a77980-cpg-mssr.c @@ -96,7 +96,8 @@ static const struct cpg_core_clk r8a77980_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A77980_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A77980_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A77980_CLK_SD0, CLK_SDSRC, 0x0074), + DEF_GEN3_SDH("sd0h", R8A77980_CLK_SD0H, CLK_SDSRC, 0x0074), + DEF_GEN3_SD("sd0", R8A77980_CLK_SD0, R8A77980_CLK_SD0H, 0x0074), DEF_FIXED("cl", R8A77980_CLK_CL, CLK_PLL1_DIV2, 48, 1), DEF_FIXED("cp", R8A77980_CLK_CP, CLK_EXTAL, 2, 1), diff --git a/drivers/clk/renesas/r8a77990-cpg-mssr.c b/drivers/clk/renesas/r8a77990-cpg-mssr.c index a582f2ec3294..faf60f7adc8d 100644 --- a/drivers/clk/renesas/r8a77990-cpg-mssr.c +++ b/drivers/clk/renesas/r8a77990-cpg-mssr.c @@ -100,9 +100,12 @@ static const struct cpg_core_clk r8a77990_core_clks[] __initconst = { DEF_FIXED("s3d2", R8A77990_CLK_S3D2, CLK_S3, 2, 1), DEF_FIXED("s3d4", R8A77990_CLK_S3D4, CLK_S3, 4, 1), - DEF_GEN3_SD("sd0", R8A77990_CLK_SD0, CLK_SDSRC, 0x0074), - DEF_GEN3_SD("sd1", R8A77990_CLK_SD1, CLK_SDSRC, 0x0078), - DEF_GEN3_SD("sd3", R8A77990_CLK_SD3, CLK_SDSRC, 0x026c), + DEF_GEN3_SDH("sd0h", R8A77990_CLK_SD0H, CLK_SDSRC, 0x0074), + DEF_GEN3_SDH("sd1h", R8A77990_CLK_SD1H, CLK_SDSRC, 0x0078), + DEF_GEN3_SDH("sd3h", R8A77990_CLK_SD3H, CLK_SDSRC, 0x026c), + DEF_GEN3_SD("sd0", R8A77990_CLK_SD0, R8A77990_CLK_SD0H, 0x0074), + DEF_GEN3_SD("sd1", R8A77990_CLK_SD1, R8A77990_CLK_SD1H, 0x0078), + DEF_GEN3_SD("sd3", R8A77990_CLK_SD3, R8A77990_CLK_SD3H, 0x026c), DEF_FIXED("cl", R8A77990_CLK_CL, CLK_PLL1, 48, 1), DEF_FIXED("cr", R8A77990_CLK_CR, CLK_PLL1D2, 2, 1), diff --git a/drivers/clk/renesas/r8a77995-cpg-mssr.c b/drivers/clk/renesas/r8a77995-cpg-mssr.c index 81c0bc1e78af..7713cfd99c1d 100644 --- a/drivers/clk/renesas/r8a77995-cpg-mssr.c +++ b/drivers/clk/renesas/r8a77995-cpg-mssr.c @@ -103,7 +103,8 @@ static const struct cpg_core_clk r8a77995_core_clks[] __initconst = { DEF_GEN3_PE("s3d2c", R8A77995_CLK_S3D2C, CLK_S3, 2, CLK_PE, 2), DEF_GEN3_PE("s3d4c", R8A77995_CLK_S3D4C, CLK_S3, 4, CLK_PE, 4), - DEF_GEN3_SD("sd0", R8A77995_CLK_SD0, CLK_SDSRC, 0x268), + DEF_GEN3_SDH("sd0h", R8A77995_CLK_SD0H, CLK_SDSRC, 0x268), + DEF_GEN3_SD("sd0", R8A77995_CLK_SD0, R8A77995_CLK_SD0H, 0x268), DEF_DIV6P1("canfd", R8A77995_CLK_CANFD, CLK_PLL0D3, 0x244), DEF_DIV6P1("mso", R8A77995_CLK_MSO, CLK_PLL1D2, 0x014), diff --git a/drivers/clk/renesas/r8a779a0-cpg-mssr.c b/drivers/clk/renesas/r8a779a0-cpg-mssr.c index fbd7454f2beb..1c09d4ebe90f 100644 --- a/drivers/clk/renesas/r8a779a0-cpg-mssr.c +++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c @@ -10,46 +10,19 @@ * Copyright (C) 2015 Renesas Electronics Corp. */ -#include <linux/bug.h> #include <linux/bitfield.h> #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/device.h> #include <linux/err.h> #include <linux/init.h> -#include <linux/io.h> #include <linux/kernel.h> -#include <linux/pm.h> -#include <linux/slab.h> #include <linux/soc/renesas/rcar-rst.h> #include <dt-bindings/clock/r8a779a0-cpg-mssr.h> -#include "rcar-cpg-lib.h" #include "renesas-cpg-mssr.h" - -enum rcar_r8a779a0_clk_types { - CLK_TYPE_R8A779A0_MAIN = CLK_TYPE_CUSTOM, - CLK_TYPE_R8A779A0_PLL1, - CLK_TYPE_R8A779A0_PLL2X_3X, /* PLL[23][01] */ - CLK_TYPE_R8A779A0_PLL5, - CLK_TYPE_R8A779A0_Z, - CLK_TYPE_R8A779A0_SD, - CLK_TYPE_R8A779A0_MDSEL, /* Select parent/divider using mode pin */ - CLK_TYPE_R8A779A0_OSC, /* OSC EXTAL predivider and fixed divider */ - CLK_TYPE_R8A779A0_RPCSRC, - CLK_TYPE_R8A779A0_RPC, - CLK_TYPE_R8A779A0_RPCD2, -}; - -struct rcar_r8a779a0_cpg_pll_config { - u8 extal_div; - u8 pll1_mult; - u8 pll1_div; - u8 pll5_mult; - u8 pll5_div; - u8 osc_prediv; -}; +#include "rcar-gen4-cpg.h" enum clk_ids { /* Core Clock Outputs exported to DT */ @@ -85,33 +58,18 @@ enum clk_ids { }; #define DEF_PLL(_name, _id, _offset) \ - DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_PLL2X_3X, CLK_MAIN, \ + DEF_BASE(_name, _id, CLK_TYPE_GEN4_PLL2X_3X, CLK_MAIN, \ .offset = _offset) -#define DEF_Z(_name, _id, _parent, _div, _offset) \ - DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_Z, _parent, .div = _div, \ - .offset = _offset) - -#define DEF_SD(_name, _id, _parent, _offset) \ - DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_SD, _parent, .offset = _offset) - -#define DEF_MDSEL(_name, _id, _md, _parent0, _div0, _parent1, _div1) \ - DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_MDSEL, \ - (_parent0) << 16 | (_parent1), \ - .div = (_div0) << 16 | (_div1), .offset = _md) - -#define DEF_OSC(_name, _id, _parent, _div) \ - DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_OSC, _parent, .div = _div) - static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = { /* External Clock Inputs */ DEF_INPUT("extal", CLK_EXTAL), DEF_INPUT("extalr", CLK_EXTALR), /* Internal Core Clocks */ - DEF_BASE(".main", CLK_MAIN, CLK_TYPE_R8A779A0_MAIN, CLK_EXTAL), - DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_R8A779A0_PLL1, CLK_MAIN), - DEF_BASE(".pll5", CLK_PLL5, CLK_TYPE_R8A779A0_PLL5, CLK_MAIN), + DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN4_MAIN, CLK_EXTAL), + DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN4_PLL1, CLK_MAIN), + DEF_BASE(".pll5", CLK_PLL5, CLK_TYPE_GEN4_PLL5, CLK_MAIN), DEF_PLL(".pll20", CLK_PLL20, 0x0834), DEF_PLL(".pll21", CLK_PLL21, 0x0838), DEF_PLL(".pll30", CLK_PLL30, 0x083c), @@ -128,14 +86,14 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = { DEF_FIXED(".s3", CLK_S3, CLK_PLL1_DIV2, 4, 1), DEF_FIXED(".sdsrc", CLK_SDSRC, CLK_PLL5_DIV4, 1, 1), DEF_RATE(".oco", CLK_OCO, 32768), - DEF_BASE(".rpcsrc", CLK_RPCSRC, CLK_TYPE_R8A779A0_RPCSRC, CLK_PLL5), - DEF_BASE("rpc", R8A779A0_CLK_RPC, CLK_TYPE_R8A779A0_RPC, CLK_RPCSRC), - DEF_BASE("rpcd2", R8A779A0_CLK_RPCD2, CLK_TYPE_R8A779A0_RPCD2, + DEF_BASE(".rpcsrc", CLK_RPCSRC, CLK_TYPE_GEN4_RPCSRC, CLK_PLL5), + DEF_BASE("rpc", R8A779A0_CLK_RPC, CLK_TYPE_GEN4_RPC, CLK_RPCSRC), + DEF_BASE("rpcd2", R8A779A0_CLK_RPCD2, CLK_TYPE_GEN4_RPCD2, R8A779A0_CLK_RPC), /* Core Clock Outputs */ - DEF_Z("z0", R8A779A0_CLK_Z0, CLK_PLL20, 2, 0), - DEF_Z("z1", R8A779A0_CLK_Z1, CLK_PLL21, 2, 8), + DEF_GEN4_Z("z0", R8A779A0_CLK_Z0, CLK_TYPE_GEN4_Z, CLK_PLL20, 2, 0), + DEF_GEN4_Z("z1", R8A779A0_CLK_Z1, CLK_TYPE_GEN4_Z, CLK_PLL21, 2, 8), DEF_FIXED("zx", R8A779A0_CLK_ZX, CLK_PLL20_DIV2, 2, 1), DEF_FIXED("s1d1", R8A779A0_CLK_S1D1, CLK_S1, 1, 1), DEF_FIXED("s1d2", R8A779A0_CLK_S1D2, CLK_S1, 2, 1), @@ -159,15 +117,16 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = { DEF_FIXED("cp", R8A779A0_CLK_CP, CLK_EXTAL, 2, 1), DEF_FIXED("cl16mck", R8A779A0_CLK_CL16MCK, CLK_PLL1_DIV2, 64, 1), - DEF_SD("sd0", R8A779A0_CLK_SD0, CLK_SDSRC, 0x870), + DEF_GEN4_SDH("sdh0", R8A779A0_CLK_SD0H, CLK_SDSRC, 0x870), + DEF_GEN4_SD("sd0", R8A779A0_CLK_SD0, R8A779A0_CLK_SD0H, 0x870), DEF_DIV6P1("mso", R8A779A0_CLK_MSO, CLK_PLL5_DIV4, 0x87c), DEF_DIV6P1("canfd", R8A779A0_CLK_CANFD, CLK_PLL5_DIV4, 0x878), DEF_DIV6P1("csi0", R8A779A0_CLK_CSI0, CLK_PLL5_DIV4, 0x880), DEF_DIV6P1("dsi", R8A779A0_CLK_DSI, CLK_PLL5_DIV4, 0x884), - DEF_OSC("osc", R8A779A0_CLK_OSC, CLK_EXTAL, 8), - DEF_MDSEL("r", R8A779A0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1), + DEF_GEN4_OSC("osc", R8A779A0_CLK_OSC, CLK_EXTAL, 8), + DEF_GEN4_MDSEL("r", R8A779A0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1), }; static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = { @@ -271,256 +230,6 @@ static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = { DEF_MOD("vspx3", 1031, R8A779A0_CLK_S1D1), }; -static const struct rcar_r8a779a0_cpg_pll_config *cpg_pll_config __initdata; -static unsigned int cpg_clk_extalr __initdata; -static u32 cpg_mode __initdata; - -/* - * Z0 Clock & Z1 Clock - */ -#define CPG_FRQCRB 0x00000804 -#define CPG_FRQCRB_KICK BIT(31) -#define CPG_FRQCRC 0x00000808 - -struct cpg_z_clk { - struct clk_hw hw; - void __iomem *reg; - void __iomem *kick_reg; - unsigned long max_rate; /* Maximum rate for normal mode */ - unsigned int fixed_div; - u32 mask; -}; - -#define to_z_clk(_hw) container_of(_hw, struct cpg_z_clk, hw) - -static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct cpg_z_clk *zclk = to_z_clk(hw); - unsigned int mult; - u32 val; - - val = readl(zclk->reg) & zclk->mask; - mult = 32 - (val >> __ffs(zclk->mask)); - - return DIV_ROUND_CLOSEST_ULL((u64)parent_rate * mult, - 32 * zclk->fixed_div); -} - -static int cpg_z_clk_determine_rate(struct clk_hw *hw, - struct clk_rate_request *req) -{ - struct cpg_z_clk *zclk = to_z_clk(hw); - unsigned int min_mult, max_mult, mult; - unsigned long rate, prate; - - rate = min(req->rate, req->max_rate); - if (rate <= zclk->max_rate) { - /* Set parent rate to initial value for normal modes */ - prate = zclk->max_rate; - } else { - /* Set increased parent rate for boost modes */ - prate = rate; - } - req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), - prate * zclk->fixed_div); - - prate = req->best_parent_rate / zclk->fixed_div; - min_mult = max(div64_ul(req->min_rate * 32ULL, prate), 1ULL); - max_mult = min(div64_ul(req->max_rate * 32ULL, prate), 32ULL); - if (max_mult < min_mult) - return -EINVAL; - - mult = DIV_ROUND_CLOSEST_ULL(rate * 32ULL, prate); - mult = clamp(mult, min_mult, max_mult); - - req->rate = DIV_ROUND_CLOSEST_ULL((u64)prate * mult, 32); - return 0; -} - -static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct cpg_z_clk *zclk = to_z_clk(hw); - unsigned int mult; - unsigned int i; - - mult = DIV64_U64_ROUND_CLOSEST(rate * 32ULL * zclk->fixed_div, - parent_rate); - mult = clamp(mult, 1U, 32U); - - if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK) - return -EBUSY; - - cpg_reg_modify(zclk->reg, zclk->mask, (32 - mult) << __ffs(zclk->mask)); - - /* - * Set KICK bit in FRQCRB to update hardware setting and wait for - * clock change completion. - */ - cpg_reg_modify(zclk->kick_reg, 0, CPG_FRQCRB_KICK); - - /* - * Note: There is no HW information about the worst case latency. - * - * Using experimental measurements, it seems that no more than - * ~10 iterations are needed, independently of the CPU rate. - * Since this value might be dependent on external xtal rate, pll1 - * rate or even the other emulation clocks rate, use 1000 as a - * "super" safe value. - */ - for (i = 1000; i; i--) { - if (!(readl(zclk->kick_reg) & CPG_FRQCRB_KICK)) - return 0; - - cpu_relax(); - } - - return -ETIMEDOUT; -} - -static const struct clk_ops cpg_z_clk_ops = { - .recalc_rate = cpg_z_clk_recalc_rate, - .determine_rate = cpg_z_clk_determine_rate, - .set_rate = cpg_z_clk_set_rate, -}; - -static struct clk * __init cpg_z_clk_register(const char *name, - const char *parent_name, - void __iomem *reg, - unsigned int div, - unsigned int offset) -{ - struct clk_init_data init = {}; - struct cpg_z_clk *zclk; - struct clk *clk; - - zclk = kzalloc(sizeof(*zclk), GFP_KERNEL); - if (!zclk) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &cpg_z_clk_ops; - init.flags = CLK_SET_RATE_PARENT; - init.parent_names = &parent_name; - init.num_parents = 1; - - zclk->reg = reg + CPG_FRQCRC; - zclk->kick_reg = reg + CPG_FRQCRB; - zclk->hw.init = &init; - zclk->mask = GENMASK(offset + 4, offset); - zclk->fixed_div = div; /* PLLVCO x 1/div x SYS-CPU divider */ - - clk = clk_register(NULL, &zclk->hw); - if (IS_ERR(clk)) { - kfree(zclk); - return clk; - } - - zclk->max_rate = clk_hw_get_rate(clk_hw_get_parent(&zclk->hw)) / - zclk->fixed_div; - return clk; -} - -/* - * RPC Clocks - */ -#define CPG_RPCCKCR 0x874 - -static const struct clk_div_table cpg_rpcsrc_div_table[] = { - { 0, 4 }, { 1, 6 }, { 2, 5 }, { 3, 6 }, { 0, 0 }, -}; - -static struct clk * __init rcar_r8a779a0_cpg_clk_register(struct device *dev, - const struct cpg_core_clk *core, const struct cpg_mssr_info *info, - struct clk **clks, void __iomem *base, - struct raw_notifier_head *notifiers) -{ - const struct clk *parent; - unsigned int mult = 1; - unsigned int div = 1; - u32 value; - - parent = clks[core->parent & 0xffff]; /* some types use high bits */ - if (IS_ERR(parent)) - return ERR_CAST(parent); - - switch (core->type) { - case CLK_TYPE_R8A779A0_MAIN: - div = cpg_pll_config->extal_div; - break; - - case CLK_TYPE_R8A779A0_PLL1: - mult = cpg_pll_config->pll1_mult; - div = cpg_pll_config->pll1_div; - break; - - case CLK_TYPE_R8A779A0_PLL2X_3X: - value = readl(base + core->offset); - mult = (((value >> 24) & 0x7f) + 1) * 2; - break; - - case CLK_TYPE_R8A779A0_PLL5: - mult = cpg_pll_config->pll5_mult; - div = cpg_pll_config->pll5_div; - break; - - case CLK_TYPE_R8A779A0_Z: - return cpg_z_clk_register(core->name, __clk_get_name(parent), - base, core->div, core->offset); - - case CLK_TYPE_R8A779A0_SD: - return cpg_sd_clk_register(core->name, base, core->offset, - __clk_get_name(parent), notifiers, - false); - break; - - case CLK_TYPE_R8A779A0_MDSEL: - /* - * Clock selectable between two parents and two fixed dividers - * using a mode pin - */ - if (cpg_mode & BIT(core->offset)) { - div = core->div & 0xffff; - } else { - parent = clks[core->parent >> 16]; - if (IS_ERR(parent)) - return ERR_CAST(parent); - div = core->div >> 16; - } - mult = 1; - break; - - case CLK_TYPE_R8A779A0_OSC: - /* - * Clock combining OSC EXTAL predivider and a fixed divider - */ - div = cpg_pll_config->osc_prediv * core->div; - break; - - case CLK_TYPE_R8A779A0_RPCSRC: - return clk_register_divider_table(NULL, core->name, - __clk_get_name(parent), 0, - base + CPG_RPCCKCR, 3, 2, 0, - cpg_rpcsrc_div_table, - &cpg_lock); - - case CLK_TYPE_R8A779A0_RPC: - return cpg_rpc_clk_register(core->name, base + CPG_RPCCKCR, - __clk_get_name(parent), notifiers); - - case CLK_TYPE_R8A779A0_RPCD2: - return cpg_rpcd2_clk_register(core->name, base + CPG_RPCCKCR, - __clk_get_name(parent)); - - default: - return ERR_PTR(-EINVAL); - } - - return clk_register_fixed_factor(NULL, core->name, - __clk_get_name(parent), 0, mult, div); -} - static const unsigned int r8a779a0_crit_mod_clks[] __initconst = { MOD_CLK_ID(907), /* RWDT */ }; @@ -539,17 +248,19 @@ static const unsigned int r8a779a0_crit_mod_clks[] __initconst = { */ #define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 13) | \ (((md) & BIT(13)) >> 13)) - -static const struct rcar_r8a779a0_cpg_pll_config cpg_pll_configs[4] = { - /* EXTAL div PLL1 mult/div PLL5 mult/div OSC prediv */ - { 1, 128, 1, 192, 1, 16, }, - { 1, 106, 1, 160, 1, 19, }, - { 0, 0, 0, 0, 0, 0, }, - { 2, 128, 1, 192, 1, 32, }, +static const struct rcar_gen4_cpg_pll_config cpg_pll_configs[4] = { + /* EXTAL div PLL1 mult/div PLL2 mult/div PLL3 mult/div PLL5 mult/div PLL6 mult/div OSC prediv */ + { 1, 128, 1, 0, 0, 0, 0, 192, 1, 0, 0, 16, }, + { 1, 106, 1, 0, 0, 0, 0, 160, 1, 0, 0, 19, }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, + { 2, 128, 1, 0, 0, 0, 0, 192, 1, 0, 0, 32, }, }; + static int __init r8a779a0_cpg_mssr_init(struct device *dev) { + const struct rcar_gen4_cpg_pll_config *cpg_pll_config; + u32 cpg_mode; int error; error = rcar_rst_read_mode_pins(&cpg_mode); @@ -557,10 +268,8 @@ static int __init r8a779a0_cpg_mssr_init(struct device *dev) return error; cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)]; - cpg_clk_extalr = CLK_EXTALR; - spin_lock_init(&cpg_lock); - return 0; + return rcar_gen4_cpg_init(cpg_pll_config, CLK_EXTALR, cpg_mode); } const struct cpg_mssr_info r8a779a0_cpg_mssr_info __initconst = { @@ -581,7 +290,7 @@ const struct cpg_mssr_info r8a779a0_cpg_mssr_info __initconst = { /* Callbacks */ .init = r8a779a0_cpg_mssr_init, - .cpg_clk_register = rcar_r8a779a0_cpg_clk_register, + .cpg_clk_register = rcar_gen4_cpg_clk_register, - .reg_layout = CLK_REG_LAYOUT_RCAR_V3U, + .reg_layout = CLK_REG_LAYOUT_RCAR_GEN4, }; diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c index 47c16265fca9..a91ccad6329b 100644 --- a/drivers/clk/renesas/r9a07g044-cpg.c +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -26,8 +26,8 @@ enum clk_ids { CLK_PLL1, CLK_PLL2, CLK_PLL2_DIV2, - CLK_PLL2_DIV16, - CLK_PLL2_DIV20, + CLK_PLL2_DIV2_8, + CLK_PLL2_DIV2_10, CLK_PLL3, CLK_PLL3_400, CLK_PLL3_533, @@ -56,6 +56,14 @@ enum clk_ids { }; /* Divider tables */ +static const struct clk_div_table dtable_1_8[] = { + {0, 1}, + {1, 2}, + {2, 4}, + {3, 8}, + {0, 0}, +}; + static const struct clk_div_table dtable_1_32[] = { {0, 1}, {1, 2}, @@ -94,8 +102,8 @@ static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = { DEF_FIXED(".clk_400", CLK_PLL2_SDHI_400, CLK_PLL2_800, 1, 2), DEF_FIXED(".clk_266", CLK_PLL2_SDHI_266, CLK_PLL2_SDHI_533, 1, 2), - DEF_FIXED(".pll2_div16", CLK_PLL2_DIV16, CLK_PLL2, 1, 16), - DEF_FIXED(".pll2_div20", CLK_PLL2_DIV20, CLK_PLL2, 1, 20), + DEF_FIXED(".pll2_div2_8", CLK_PLL2_DIV2_8, CLK_PLL2_DIV2, 1, 8), + DEF_FIXED(".pll2_div2_10", CLK_PLL2_DIV2_10, CLK_PLL2_DIV2, 1, 10), DEF_FIXED(".pll3_div2", CLK_PLL3_DIV2, CLK_PLL3, 1, 2), DEF_FIXED(".pll3_div2_4", CLK_PLL3_DIV2_4, CLK_PLL3_DIV2, 1, 4), @@ -110,11 +118,12 @@ static const struct cpg_core_clk r9a07g044_core_clks[] __initconst = { DEF_FIXED(".pll6_250", CLK_PLL6_250, CLK_PLL6, 1, 2), /* Core output clk */ - DEF_FIXED("I", R9A07G044_CLK_I, CLK_PLL1, 1, 1), - DEF_DIV("P0", R9A07G044_CLK_P0, CLK_PLL2_DIV16, DIVPL2A, + DEF_DIV("I", R9A07G044_CLK_I, CLK_PLL1, DIVPL1A, dtable_1_8, + CLK_DIVIDER_HIWORD_MASK), + DEF_DIV("P0", R9A07G044_CLK_P0, CLK_PLL2_DIV2_8, DIVPL2A, dtable_1_32, CLK_DIVIDER_HIWORD_MASK), DEF_FIXED("P0_DIV2", R9A07G044_CLK_P0_DIV2, R9A07G044_CLK_P0, 1, 2), - DEF_FIXED("TSU", R9A07G044_CLK_TSU, CLK_PLL2_DIV20, 1, 1), + DEF_FIXED("TSU", R9A07G044_CLK_TSU, CLK_PLL2_DIV2_10, 1, 1), DEF_DIV("P1", R9A07G044_CLK_P1, CLK_PLL3_DIV2_4, DIVPL3B, dtable_1_32, CLK_DIVIDER_HIWORD_MASK), DEF_FIXED("P1_DIV2", CLK_P1_DIV2, R9A07G044_CLK_P1, 1, 2), @@ -145,6 +154,24 @@ static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { 0x52c, 0), DEF_MOD("dmac_pclk", R9A07G044_DMAC_PCLK, CLK_P1_DIV2, 0x52c, 1), + DEF_MOD("ostm0_pclk", R9A07G044_OSTM0_PCLK, R9A07G044_CLK_P0, + 0x534, 0), + DEF_MOD("ostm1_clk", R9A07G044_OSTM1_PCLK, R9A07G044_CLK_P0, + 0x534, 1), + DEF_MOD("ostm2_pclk", R9A07G044_OSTM2_PCLK, R9A07G044_CLK_P0, + 0x534, 2), + DEF_MOD("wdt0_pclk", R9A07G044_WDT0_PCLK, R9A07G044_CLK_P0, + 0x548, 0), + DEF_MOD("wdt0_clk", R9A07G044_WDT0_CLK, R9A07G044_OSCCLK, + 0x548, 1), + DEF_MOD("wdt1_pclk", R9A07G044_WDT1_PCLK, R9A07G044_CLK_P0, + 0x548, 2), + DEF_MOD("wdt1_clk", R9A07G044_WDT1_CLK, R9A07G044_OSCCLK, + 0x548, 3), + DEF_MOD("wdt2_pclk", R9A07G044_WDT2_PCLK, R9A07G044_CLK_P0, + 0x548, 4), + DEF_MOD("wdt2_clk", R9A07G044_WDT2_CLK, R9A07G044_OSCCLK, + 0x548, 5), DEF_MOD("spi_clk2", R9A07G044_SPI_CLK2, R9A07G044_CLK_SPI1, 0x550, 0), DEF_MOD("spi_clk", R9A07G044_SPI_CLK, R9A07G044_CLK_SPI0, @@ -217,6 +244,14 @@ static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { 0x584, 4), DEF_MOD("sci0", R9A07G044_SCI0_CLKP, R9A07G044_CLK_P0, 0x588, 0), + DEF_MOD("sci1", R9A07G044_SCI1_CLKP, R9A07G044_CLK_P0, + 0x588, 1), + DEF_MOD("rspi0", R9A07G044_RSPI0_CLKB, R9A07G044_CLK_P0, + 0x590, 0), + DEF_MOD("rspi1", R9A07G044_RSPI1_CLKB, R9A07G044_CLK_P0, + 0x590, 1), + DEF_MOD("rspi2", R9A07G044_RSPI2_CLKB, R9A07G044_CLK_P0, + 0x590, 2), DEF_MOD("canfd", R9A07G044_CANFD_PCLK, R9A07G044_CLK_P0, 0x594, 0), DEF_MOD("gpio", R9A07G044_GPIO_HCLK, R9A07G044_OSCCLK, @@ -225,6 +260,8 @@ static struct rzg2l_mod_clk r9a07g044_mod_clks[] = { 0x5a8, 0), DEF_MOD("adc_pclk", R9A07G044_ADC_PCLK, R9A07G044_CLK_P0, 0x5a8, 1), + DEF_MOD("tsu_pclk", R9A07G044_TSU_PCLK, R9A07G044_CLK_TSU, + 0x5ac, 0), }; static struct rzg2l_reset r9a07g044_resets[] = { @@ -233,6 +270,12 @@ static struct rzg2l_reset r9a07g044_resets[] = { DEF_RST(R9A07G044_IA55_RESETN, 0x818, 0), DEF_RST(R9A07G044_DMAC_ARESETN, 0x82c, 0), DEF_RST(R9A07G044_DMAC_RST_ASYNC, 0x82c, 1), + DEF_RST(R9A07G044_OSTM0_PRESETZ, 0x834, 0), + DEF_RST(R9A07G044_OSTM1_PRESETZ, 0x834, 1), + DEF_RST(R9A07G044_OSTM2_PRESETZ, 0x834, 2), + DEF_RST(R9A07G044_WDT0_PRESETN, 0x848, 0), + DEF_RST(R9A07G044_WDT1_PRESETN, 0x848, 1), + DEF_RST(R9A07G044_WDT2_PRESETN, 0x848, 2), DEF_RST(R9A07G044_SPI_RST, 0x850, 0), DEF_RST(R9A07G044_SDHI0_IXRST, 0x854, 0), DEF_RST(R9A07G044_SDHI1_IXRST, 0x854, 1), @@ -256,6 +299,10 @@ static struct rzg2l_reset r9a07g044_resets[] = { DEF_RST(R9A07G044_SCIF3_RST_SYSTEM_N, 0x884, 3), DEF_RST(R9A07G044_SCIF4_RST_SYSTEM_N, 0x884, 4), DEF_RST(R9A07G044_SCI0_RST, 0x888, 0), + DEF_RST(R9A07G044_SCI1_RST, 0x888, 1), + DEF_RST(R9A07G044_RSPI0_RST, 0x890, 0), + DEF_RST(R9A07G044_RSPI1_RST, 0x890, 1), + DEF_RST(R9A07G044_RSPI2_RST, 0x890, 2), DEF_RST(R9A07G044_CANFD_RSTP_N, 0x894, 0), DEF_RST(R9A07G044_CANFD_RSTC_N, 0x894, 1), DEF_RST(R9A07G044_GPIO_RSTN, 0x898, 0), @@ -263,6 +310,7 @@ static struct rzg2l_reset r9a07g044_resets[] = { DEF_RST(R9A07G044_GPIO_SPARE_RESETN, 0x898, 2), DEF_RST(R9A07G044_ADC_PRESETN, 0x8a8, 0), DEF_RST(R9A07G044_ADC_ADRST_N, 0x8a8, 1), + DEF_RST(R9A07G044_TSU_PRESETN, 0x8ac, 0), }; static const unsigned int r9a07g044_crit_mod_clks[] __initconst = { diff --git a/drivers/clk/renesas/rcar-cpg-lib.c b/drivers/clk/renesas/rcar-cpg-lib.c index e93f0011eb07..e2e0447de190 100644 --- a/drivers/clk/renesas/rcar-cpg-lib.c +++ b/drivers/clk/renesas/rcar-cpg-lib.c @@ -65,206 +65,49 @@ void cpg_simple_notifier_register(struct raw_notifier_head *notifiers, /* * SDn Clock */ -#define CPG_SD_STP_HCK BIT(9) -#define CPG_SD_STP_CK BIT(8) - -#define CPG_SD_STP_MASK (CPG_SD_STP_HCK | CPG_SD_STP_CK) -#define CPG_SD_FC_MASK (0x7 << 2 | 0x3 << 0) - -#define CPG_SD_DIV_TABLE_DATA(stp_hck, sd_srcfc, sd_fc, sd_div) \ -{ \ - .val = ((stp_hck) ? CPG_SD_STP_HCK : 0) | \ - ((sd_srcfc) << 2) | \ - ((sd_fc) << 0), \ - .div = (sd_div), \ -} -struct sd_div_table { - u32 val; - unsigned int div; -}; +#define SDnSRCFC_SHIFT 2 +#define STPnHCK BIT(9 - SDnSRCFC_SHIFT) -struct sd_clock { - struct clk_hw hw; - const struct sd_div_table *div_table; - struct cpg_simple_notifier csn; - unsigned int div_num; - unsigned int cur_div_idx; -}; - -/* SDn divider - * sd_srcfc sd_fc div - * stp_hck (div) (div) = sd_srcfc x sd_fc - *--------------------------------------------------------- - * 0 0 (1) 1 (4) 4 : SDR104 / HS200 / HS400 (8 TAP) - * 0 1 (2) 1 (4) 8 : SDR50 - * 1 2 (4) 1 (4) 16 : HS / SDR25 - * 1 3 (8) 1 (4) 32 : NS / SDR12 - * 1 4 (16) 1 (4) 64 - * 0 0 (1) 0 (2) 2 - * 0 1 (2) 0 (2) 4 : SDR104 / HS200 / HS400 (4 TAP) - * 1 2 (4) 0 (2) 8 - * 1 3 (8) 0 (2) 16 - * 1 4 (16) 0 (2) 32 - * - * NOTE: There is a quirk option to ignore the first row of the dividers - * table when searching for suitable settings. This is because HS400 on - * early ES versions of H3 and M3-W requires a specific setting to work. - */ -static const struct sd_div_table cpg_sd_div_table[] = { -/* CPG_SD_DIV_TABLE_DATA(stp_hck, sd_srcfc, sd_fc, sd_div) */ - CPG_SD_DIV_TABLE_DATA(0, 0, 1, 4), - CPG_SD_DIV_TABLE_DATA(0, 1, 1, 8), - CPG_SD_DIV_TABLE_DATA(1, 2, 1, 16), - CPG_SD_DIV_TABLE_DATA(1, 3, 1, 32), - CPG_SD_DIV_TABLE_DATA(1, 4, 1, 64), - CPG_SD_DIV_TABLE_DATA(0, 0, 0, 2), - CPG_SD_DIV_TABLE_DATA(0, 1, 0, 4), - CPG_SD_DIV_TABLE_DATA(1, 2, 0, 8), - CPG_SD_DIV_TABLE_DATA(1, 3, 0, 16), - CPG_SD_DIV_TABLE_DATA(1, 4, 0, 32), +static const struct clk_div_table cpg_sdh_div_table[] = { + { 0, 1 }, { 1, 2 }, { STPnHCK | 2, 4 }, { STPnHCK | 3, 8 }, + { STPnHCK | 4, 16 }, { 0, 0 }, }; -#define to_sd_clock(_hw) container_of(_hw, struct sd_clock, hw) - -static int cpg_sd_clock_enable(struct clk_hw *hw) -{ - struct sd_clock *clock = to_sd_clock(hw); - - cpg_reg_modify(clock->csn.reg, CPG_SD_STP_MASK, - clock->div_table[clock->cur_div_idx].val & - CPG_SD_STP_MASK); - - return 0; -} - -static void cpg_sd_clock_disable(struct clk_hw *hw) -{ - struct sd_clock *clock = to_sd_clock(hw); - - cpg_reg_modify(clock->csn.reg, 0, CPG_SD_STP_MASK); -} - -static int cpg_sd_clock_is_enabled(struct clk_hw *hw) +struct clk * __init cpg_sdh_clk_register(const char *name, + void __iomem *sdnckcr, const char *parent_name, + struct raw_notifier_head *notifiers) { - struct sd_clock *clock = to_sd_clock(hw); - - return !(readl(clock->csn.reg) & CPG_SD_STP_MASK); -} + struct cpg_simple_notifier *csn; + struct clk *clk; -static unsigned long cpg_sd_clock_recalc_rate(struct clk_hw *hw, - unsigned long parent_rate) -{ - struct sd_clock *clock = to_sd_clock(hw); + csn = kzalloc(sizeof(*csn), GFP_KERNEL); + if (!csn) + return ERR_PTR(-ENOMEM); - return DIV_ROUND_CLOSEST(parent_rate, - clock->div_table[clock->cur_div_idx].div); -} + csn->reg = sdnckcr; -static int cpg_sd_clock_determine_rate(struct clk_hw *hw, - struct clk_rate_request *req) -{ - unsigned long best_rate = ULONG_MAX, diff_min = ULONG_MAX; - struct sd_clock *clock = to_sd_clock(hw); - unsigned long calc_rate, diff; - unsigned int i; - - for (i = 0; i < clock->div_num; i++) { - calc_rate = DIV_ROUND_CLOSEST(req->best_parent_rate, - clock->div_table[i].div); - if (calc_rate < req->min_rate || calc_rate > req->max_rate) - continue; - - diff = calc_rate > req->rate ? calc_rate - req->rate - : req->rate - calc_rate; - if (diff < diff_min) { - best_rate = calc_rate; - diff_min = diff; - } + clk = clk_register_divider_table(NULL, name, parent_name, 0, sdnckcr, + SDnSRCFC_SHIFT, 8, 0, cpg_sdh_div_table, + &cpg_lock); + if (IS_ERR(clk)) { + kfree(csn); + return clk; } - if (best_rate == ULONG_MAX) - return -EINVAL; - - req->rate = best_rate; - return 0; -} - -static int cpg_sd_clock_set_rate(struct clk_hw *hw, unsigned long rate, - unsigned long parent_rate) -{ - struct sd_clock *clock = to_sd_clock(hw); - unsigned int i; - - for (i = 0; i < clock->div_num; i++) - if (rate == DIV_ROUND_CLOSEST(parent_rate, - clock->div_table[i].div)) - break; - - if (i >= clock->div_num) - return -EINVAL; - - clock->cur_div_idx = i; - - cpg_reg_modify(clock->csn.reg, CPG_SD_STP_MASK | CPG_SD_FC_MASK, - clock->div_table[i].val & - (CPG_SD_STP_MASK | CPG_SD_FC_MASK)); - - return 0; + cpg_simple_notifier_register(notifiers, csn); + return clk; } -static const struct clk_ops cpg_sd_clock_ops = { - .enable = cpg_sd_clock_enable, - .disable = cpg_sd_clock_disable, - .is_enabled = cpg_sd_clock_is_enabled, - .recalc_rate = cpg_sd_clock_recalc_rate, - .determine_rate = cpg_sd_clock_determine_rate, - .set_rate = cpg_sd_clock_set_rate, +static const struct clk_div_table cpg_sd_div_table[] = { + { 0, 2 }, { 1, 4 }, { 0, 0 }, }; struct clk * __init cpg_sd_clk_register(const char *name, - void __iomem *base, unsigned int offset, const char *parent_name, - struct raw_notifier_head *notifiers, bool skip_first) + void __iomem *sdnckcr, const char *parent_name) { - struct clk_init_data init = {}; - struct sd_clock *clock; - struct clk *clk; - u32 val; - - clock = kzalloc(sizeof(*clock), GFP_KERNEL); - if (!clock) - return ERR_PTR(-ENOMEM); - - init.name = name; - init.ops = &cpg_sd_clock_ops; - init.flags = CLK_SET_RATE_PARENT; - init.parent_names = &parent_name; - init.num_parents = 1; - - clock->csn.reg = base + offset; - clock->hw.init = &init; - clock->div_table = cpg_sd_div_table; - clock->div_num = ARRAY_SIZE(cpg_sd_div_table); - - if (skip_first) { - clock->div_table++; - clock->div_num--; - } - - val = readl(clock->csn.reg) & ~CPG_SD_FC_MASK; - val |= CPG_SD_STP_MASK | (clock->div_table[0].val & CPG_SD_FC_MASK); - writel(val, clock->csn.reg); - - clk = clk_register(NULL, &clock->hw); - if (IS_ERR(clk)) - goto free_clock; - - cpg_simple_notifier_register(notifiers, &clock->csn); - return clk; - -free_clock: - kfree(clock); - return clk; + return clk_register_divider_table(NULL, name, parent_name, 0, sdnckcr, + 0, 2, 0, cpg_sd_div_table, &cpg_lock); } struct rpc_clock { diff --git a/drivers/clk/renesas/rcar-cpg-lib.h b/drivers/clk/renesas/rcar-cpg-lib.h index 35c0217c2f8b..94627df1c94c 100644 --- a/drivers/clk/renesas/rcar-cpg-lib.h +++ b/drivers/clk/renesas/rcar-cpg-lib.h @@ -26,9 +26,12 @@ void cpg_simple_notifier_register(struct raw_notifier_head *notifiers, void cpg_reg_modify(void __iomem *reg, u32 clear, u32 set); +struct clk * __init cpg_sdh_clk_register(const char *name, + void __iomem *sdnckcr, const char *parent_name, + struct raw_notifier_head *notifiers); + struct clk * __init cpg_sd_clk_register(const char *name, - void __iomem *base, unsigned int offset, const char *parent_name, - struct raw_notifier_head *notifiers, bool skip_first); + void __iomem *sdnckcr, const char *parent_name); struct clk * __init cpg_rpc_clk_register(const char *name, void __iomem *rpcckcr, const char *parent_name, diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c index 741f6e74bbcf..e668f23c75e7 100644 --- a/drivers/clk/renesas/rcar-gen3-cpg.c +++ b/drivers/clk/renesas/rcar-gen3-cpg.c @@ -312,29 +312,20 @@ static u32 cpg_quirks __initdata; #define PLL_ERRATA BIT(0) /* Missing PLL0/2/4 post-divider */ #define RCKCR_CKSEL BIT(1) /* Manual RCLK parent selection */ -#define SD_SKIP_FIRST BIT(2) /* Skip first clock in SD table */ static const struct soc_device_attribute cpg_quirks_match[] __initconst = { { .soc_id = "r8a7795", .revision = "ES1.0", - .data = (void *)(PLL_ERRATA | RCKCR_CKSEL | SD_SKIP_FIRST), + .data = (void *)(PLL_ERRATA | RCKCR_CKSEL), }, { .soc_id = "r8a7795", .revision = "ES1.*", - .data = (void *)(RCKCR_CKSEL | SD_SKIP_FIRST), - }, - { - .soc_id = "r8a7795", .revision = "ES2.0", - .data = (void *)SD_SKIP_FIRST, + .data = (void *)(RCKCR_CKSEL), }, { .soc_id = "r8a7796", .revision = "ES1.0", - .data = (void *)(RCKCR_CKSEL | SD_SKIP_FIRST), - }, - { - .soc_id = "r8a7796", .revision = "ES1.1", - .data = (void *)SD_SKIP_FIRST, + .data = (void *)(RCKCR_CKSEL), }, { /* sentinel */ } }; @@ -401,10 +392,13 @@ struct clk * __init rcar_gen3_cpg_clk_register(struct device *dev, mult *= 2; break; + case CLK_TYPE_GEN3_SDH: + return cpg_sdh_clk_register(core->name, base + core->offset, + __clk_get_name(parent), notifiers); + case CLK_TYPE_GEN3_SD: - return cpg_sd_clk_register(core->name, base, core->offset, - __clk_get_name(parent), notifiers, - cpg_quirks & SD_SKIP_FIRST); + return cpg_sd_clk_register(core->name, base + core->offset, + __clk_get_name(parent)); case CLK_TYPE_GEN3_R: if (cpg_quirks & RCKCR_CKSEL) { diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h index 3d949c4a3244..2bc0afadf604 100644 --- a/drivers/clk/renesas/rcar-gen3-cpg.h +++ b/drivers/clk/renesas/rcar-gen3-cpg.h @@ -17,6 +17,7 @@ enum rcar_gen3_clk_types { CLK_TYPE_GEN3_PLL2, CLK_TYPE_GEN3_PLL3, CLK_TYPE_GEN3_PLL4, + CLK_TYPE_GEN3_SDH, CLK_TYPE_GEN3_SD, CLK_TYPE_GEN3_R, CLK_TYPE_GEN3_MDSEL, /* Select parent/divider using mode pin */ @@ -32,6 +33,9 @@ enum rcar_gen3_clk_types { CLK_TYPE_GEN3_SOC_BASE, }; +#define DEF_GEN3_SDH(_name, _id, _parent, _offset) \ + DEF_BASE(_name, _id, CLK_TYPE_GEN3_SDH, _parent, .offset = _offset) + #define DEF_GEN3_SD(_name, _id, _parent, _offset) \ DEF_BASE(_name, _id, CLK_TYPE_GEN3_SD, _parent, .offset = _offset) diff --git a/drivers/clk/renesas/rcar-gen4-cpg.c b/drivers/clk/renesas/rcar-gen4-cpg.c new file mode 100644 index 000000000000..54ebf4b3c128 --- /dev/null +++ b/drivers/clk/renesas/rcar-gen4-cpg.c @@ -0,0 +1,305 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * R-Car Gen4 Clock Pulse Generator + * + * Copyright (C) 2021 Renesas Electronics Corp. + * + * Based on rcar-gen3-cpg.c + * + * Copyright (C) 2015-2018 Glider bvba + * Copyright (C) 2019 Renesas Electronics Corp. + */ + +#include <linux/bitfield.h> +#include <linux/clk.h> +#include <linux/clk-provider.h> +#include <linux/device.h> +#include <linux/err.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/slab.h> + +#include "renesas-cpg-mssr.h" +#include "rcar-gen4-cpg.h" +#include "rcar-cpg-lib.h" + +static const struct rcar_gen4_cpg_pll_config *cpg_pll_config __initconst; +static unsigned int cpg_clk_extalr __initdata; +static u32 cpg_mode __initdata; + +/* + * Z0 Clock & Z1 Clock + */ +#define CPG_FRQCRB 0x00000804 +#define CPG_FRQCRB_KICK BIT(31) +#define CPG_FRQCRC 0x00000808 + +struct cpg_z_clk { + struct clk_hw hw; + void __iomem *reg; + void __iomem *kick_reg; + unsigned long max_rate; /* Maximum rate for normal mode */ + unsigned int fixed_div; + u32 mask; +}; + +#define to_z_clk(_hw) container_of(_hw, struct cpg_z_clk, hw) + +static unsigned long cpg_z_clk_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct cpg_z_clk *zclk = to_z_clk(hw); + unsigned int mult; + u32 val; + + val = readl(zclk->reg) & zclk->mask; + mult = 32 - (val >> __ffs(zclk->mask)); + + return DIV_ROUND_CLOSEST_ULL((u64)parent_rate * mult, + 32 * zclk->fixed_div); +} + +static int cpg_z_clk_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) +{ + struct cpg_z_clk *zclk = to_z_clk(hw); + unsigned int min_mult, max_mult, mult; + unsigned long rate, prate; + + rate = min(req->rate, req->max_rate); + if (rate <= zclk->max_rate) { + /* Set parent rate to initial value for normal modes */ + prate = zclk->max_rate; + } else { + /* Set increased parent rate for boost modes */ + prate = rate; + } + req->best_parent_rate = clk_hw_round_rate(clk_hw_get_parent(hw), + prate * zclk->fixed_div); + + prate = req->best_parent_rate / zclk->fixed_div; + min_mult = max(div64_ul(req->min_rate * 32ULL, prate), 1ULL); + max_mult = min(div64_ul(req->max_rate * 32ULL, prate), 32ULL); + if (max_mult < min_mult) + return -EINVAL; + + mult = DIV_ROUND_CLOSEST_ULL(rate * 32ULL, prate); + mult = clamp(mult, min_mult, max_mult); + + req->rate = DIV_ROUND_CLOSEST_ULL((u64)prate * mult, 32); + return 0; +} + +static int cpg_z_clk_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct cpg_z_clk *zclk = to_z_clk(hw); + unsigned int mult; + unsigned int i; + + mult = DIV64_U64_ROUND_CLOSEST(rate * 32ULL * zclk->fixed_div, + parent_rate); + mult = clamp(mult, 1U, 32U); + + if (readl(zclk->kick_reg) & CPG_FRQCRB_KICK) + return -EBUSY; + + cpg_reg_modify(zclk->reg, zclk->mask, (32 - mult) << __ffs(zclk->mask)); + + /* + * Set KICK bit in FRQCRB to update hardware setting and wait for + * clock change completion. + */ + cpg_reg_modify(zclk->kick_reg, 0, CPG_FRQCRB_KICK); + + /* + * Note: There is no HW information about the worst case latency. + * + * Using experimental measurements, it seems that no more than + * ~10 iterations are needed, independently of the CPU rate. + * Since this value might be dependent on external xtal rate, pll1 + * rate or even the other emulation clocks rate, use 1000 as a + * "super" safe value. + */ + for (i = 1000; i; i--) { + if (!(readl(zclk->kick_reg) & CPG_FRQCRB_KICK)) + return 0; + + cpu_relax(); + } + + return -ETIMEDOUT; +} + +static const struct clk_ops cpg_z_clk_ops = { + .recalc_rate = cpg_z_clk_recalc_rate, + .determine_rate = cpg_z_clk_determine_rate, + .set_rate = cpg_z_clk_set_rate, +}; + +static struct clk * __init cpg_z_clk_register(const char *name, + const char *parent_name, + void __iomem *reg, + unsigned int div, + unsigned int offset) +{ + struct clk_init_data init = {}; + struct cpg_z_clk *zclk; + struct clk *clk; + + zclk = kzalloc(sizeof(*zclk), GFP_KERNEL); + if (!zclk) + return ERR_PTR(-ENOMEM); + + init.name = name; + init.ops = &cpg_z_clk_ops; + init.flags = CLK_SET_RATE_PARENT; + init.parent_names = &parent_name; + init.num_parents = 1; + + zclk->reg = reg + CPG_FRQCRC; + zclk->kick_reg = reg + CPG_FRQCRB; + zclk->hw.init = &init; + zclk->mask = GENMASK(offset + 4, offset); + zclk->fixed_div = div; /* PLLVCO x 1/div x SYS-CPU divider */ + + clk = clk_register(NULL, &zclk->hw); + if (IS_ERR(clk)) { + kfree(zclk); + return clk; + } + + zclk->max_rate = clk_hw_get_rate(clk_hw_get_parent(&zclk->hw)) / + zclk->fixed_div; + return clk; +} + +/* + * RPC Clocks + */ +static const struct clk_div_table cpg_rpcsrc_div_table[] = { + { 0, 4 }, { 1, 6 }, { 2, 5 }, { 3, 6 }, { 0, 0 }, +}; + +struct clk * __init rcar_gen4_cpg_clk_register(struct device *dev, + const struct cpg_core_clk *core, const struct cpg_mssr_info *info, + struct clk **clks, void __iomem *base, + struct raw_notifier_head *notifiers) +{ + const struct clk *parent; + unsigned int mult = 1; + unsigned int div = 1; + u32 value; + + parent = clks[core->parent & 0xffff]; /* some types use high bits */ + if (IS_ERR(parent)) + return ERR_CAST(parent); + + switch (core->type) { + case CLK_TYPE_GEN4_MAIN: + div = cpg_pll_config->extal_div; + break; + + case CLK_TYPE_GEN4_PLL1: + mult = cpg_pll_config->pll1_mult; + div = cpg_pll_config->pll1_div; + break; + + case CLK_TYPE_GEN4_PLL2: + mult = cpg_pll_config->pll2_mult; + div = cpg_pll_config->pll2_div; + break; + + case CLK_TYPE_GEN4_PLL3: + mult = cpg_pll_config->pll3_mult; + div = cpg_pll_config->pll3_div; + break; + + case CLK_TYPE_GEN4_PLL5: + mult = cpg_pll_config->pll5_mult; + div = cpg_pll_config->pll5_div; + break; + + case CLK_TYPE_GEN4_PLL6: + mult = cpg_pll_config->pll6_mult; + div = cpg_pll_config->pll6_div; + break; + + case CLK_TYPE_GEN4_PLL2X_3X: + value = readl(base + core->offset); + mult = (((value >> 24) & 0x7f) + 1) * 2; + break; + + case CLK_TYPE_GEN4_Z: + return cpg_z_clk_register(core->name, __clk_get_name(parent), + base, core->div, core->offset); + + case CLK_TYPE_GEN4_SDSRC: + div = ((readl(base + SD0CKCR1) >> 29) & 0x03) + 4; + break; + + case CLK_TYPE_GEN4_SDH: + return cpg_sdh_clk_register(core->name, base + core->offset, + __clk_get_name(parent), notifiers); + + case CLK_TYPE_GEN4_SD: + return cpg_sd_clk_register(core->name, base + core->offset, + __clk_get_name(parent)); + + case CLK_TYPE_GEN4_MDSEL: + /* + * Clock selectable between two parents and two fixed dividers + * using a mode pin + */ + if (cpg_mode & BIT(core->offset)) { + div = core->div & 0xffff; + } else { + parent = clks[core->parent >> 16]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + div = core->div >> 16; + } + mult = 1; + break; + + case CLK_TYPE_GEN4_OSC: + /* + * Clock combining OSC EXTAL predivider and a fixed divider + */ + div = cpg_pll_config->osc_prediv * core->div; + break; + + case CLK_TYPE_GEN4_RPCSRC: + return clk_register_divider_table(NULL, core->name, + __clk_get_name(parent), 0, + base + CPG_RPCCKCR, 3, 2, 0, + cpg_rpcsrc_div_table, + &cpg_lock); + + case CLK_TYPE_GEN4_RPC: + return cpg_rpc_clk_register(core->name, base + CPG_RPCCKCR, + __clk_get_name(parent), notifiers); + + case CLK_TYPE_GEN4_RPCD2: + return cpg_rpcd2_clk_register(core->name, base + CPG_RPCCKCR, + __clk_get_name(parent)); + + default: + return ERR_PTR(-EINVAL); + } + + return clk_register_fixed_factor(NULL, core->name, + __clk_get_name(parent), 0, mult, div); +} + +int __init rcar_gen4_cpg_init(const struct rcar_gen4_cpg_pll_config *config, + unsigned int clk_extalr, u32 mode) +{ + cpg_pll_config = config; + cpg_clk_extalr = clk_extalr; + cpg_mode = mode; + + spin_lock_init(&cpg_lock); + + return 0; +} diff --git a/drivers/clk/renesas/rcar-gen4-cpg.h b/drivers/clk/renesas/rcar-gen4-cpg.h new file mode 100644 index 000000000000..afc8c024d538 --- /dev/null +++ b/drivers/clk/renesas/rcar-gen4-cpg.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * R-Car Gen4 Clock Pulse Generator + * + * Copyright (C) 2021 Renesas Electronics Corp. + * + */ + +#ifndef __CLK_RENESAS_RCAR_GEN4_CPG_H__ +#define __CLK_RENESAS_RCAR_GEN4_CPG_H__ + +enum rcar_gen4_clk_types { + CLK_TYPE_GEN4_MAIN = CLK_TYPE_CUSTOM, + CLK_TYPE_GEN4_PLL1, + CLK_TYPE_GEN4_PLL2, + CLK_TYPE_GEN4_PLL2X_3X, /* r8a779a0 only */ + CLK_TYPE_GEN4_PLL3, + CLK_TYPE_GEN4_PLL5, + CLK_TYPE_GEN4_PLL6, + CLK_TYPE_GEN4_SDSRC, + CLK_TYPE_GEN4_SDH, + CLK_TYPE_GEN4_SD, + CLK_TYPE_GEN4_MDSEL, /* Select parent/divider using mode pin */ + CLK_TYPE_GEN4_Z, + CLK_TYPE_GEN4_OSC, /* OSC EXTAL predivider and fixed divider */ + CLK_TYPE_GEN4_RPCSRC, + CLK_TYPE_GEN4_RPC, + CLK_TYPE_GEN4_RPCD2, + + /* SoC specific definitions start here */ + CLK_TYPE_GEN4_SOC_BASE, +}; + +#define DEF_GEN4_SDH(_name, _id, _parent, _offset) \ + DEF_BASE(_name, _id, CLK_TYPE_GEN4_SDH, _parent, .offset = _offset) + +#define DEF_GEN4_SD(_name, _id, _parent, _offset) \ + DEF_BASE(_name, _id, CLK_TYPE_GEN4_SD, _parent, .offset = _offset) + +#define DEF_GEN4_MDSEL(_name, _id, _md, _parent0, _div0, _parent1, _div1) \ + DEF_BASE(_name, _id, CLK_TYPE_GEN4_MDSEL, \ + (_parent0) << 16 | (_parent1), \ + .div = (_div0) << 16 | (_div1), .offset = _md) + +#define DEF_GEN4_OSC(_name, _id, _parent, _div) \ + DEF_BASE(_name, _id, CLK_TYPE_GEN4_OSC, _parent, .div = _div) + +#define DEF_GEN4_Z(_name, _id, _type, _parent, _div, _offset) \ + DEF_BASE(_name, _id, _type, _parent, .div = _div, .offset = _offset) + +struct rcar_gen4_cpg_pll_config { + u8 extal_div; + u8 pll1_mult; + u8 pll1_div; + u8 pll2_mult; + u8 pll2_div; + u8 pll3_mult; + u8 pll3_div; + u8 pll5_mult; + u8 pll5_div; + u8 pll6_mult; + u8 pll6_div; + u8 osc_prediv; +}; + +#define CPG_RPCCKCR 0x874 +#define SD0CKCR1 0x8a4 + +struct clk *rcar_gen4_cpg_clk_register(struct device *dev, + const struct cpg_core_clk *core, const struct cpg_mssr_info *info, + struct clk **clks, void __iomem *base, + struct raw_notifier_head *notifiers); +int rcar_gen4_cpg_init(const struct rcar_gen4_cpg_pll_config *config, + unsigned int clk_extalr, u32 mode); + +#endif diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 21f762aa2131..65fa11b07ac9 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -57,9 +57,11 @@ static const u16 mstpsr[] = { 0x9A0, 0x9A4, 0x9A8, 0x9AC, }; -static const u16 mstpsr_for_v3u[] = { +static const u16 mstpsr_for_gen4[] = { 0x2E00, 0x2E04, 0x2E08, 0x2E0C, 0x2E10, 0x2E14, 0x2E18, 0x2E1C, - 0x2E20, 0x2E24, 0x2E28, 0x2E2C, 0x2E30, 0x2E34, 0x2E38, + 0x2E20, 0x2E24, 0x2E28, 0x2E2C, 0x2E30, 0x2E34, 0x2E38, 0x2E3C, + 0x2E40, 0x2E44, 0x2E48, 0x2E4C, 0x2E50, 0x2E54, 0x2E58, 0x2E5C, + 0x2E60, 0x2E64, 0x2E68, 0x2E6C, }; /* @@ -71,9 +73,11 @@ static const u16 smstpcr[] = { 0x990, 0x994, 0x998, 0x99C, }; -static const u16 mstpcr_for_v3u[] = { +static const u16 mstpcr_for_gen4[] = { 0x2D00, 0x2D04, 0x2D08, 0x2D0C, 0x2D10, 0x2D14, 0x2D18, 0x2D1C, - 0x2D20, 0x2D24, 0x2D28, 0x2D2C, 0x2D30, 0x2D34, 0x2D38, + 0x2D20, 0x2D24, 0x2D28, 0x2D2C, 0x2D30, 0x2D34, 0x2D38, 0x2D3C, + 0x2D40, 0x2D44, 0x2D48, 0x2D4C, 0x2D50, 0x2D54, 0x2D58, 0x2D5C, + 0x2D60, 0x2D64, 0x2D68, 0x2D6C, }; /* @@ -95,9 +99,11 @@ static const u16 srcr[] = { 0x920, 0x924, 0x928, 0x92C, }; -static const u16 srcr_for_v3u[] = { +static const u16 srcr_for_gen4[] = { 0x2C00, 0x2C04, 0x2C08, 0x2C0C, 0x2C10, 0x2C14, 0x2C18, 0x2C1C, - 0x2C20, 0x2C24, 0x2C28, 0x2C2C, 0x2C30, 0x2C34, 0x2C38, + 0x2C20, 0x2C24, 0x2C28, 0x2C2C, 0x2C30, 0x2C34, 0x2C38, 0x2C3C, + 0x2C40, 0x2C44, 0x2C48, 0x2C4C, 0x2C50, 0x2C54, 0x2C58, 0x2C5C, + 0x2C60, 0x2C64, 0x2C68, 0x2C6C, }; /* @@ -109,9 +115,11 @@ static const u16 srstclr[] = { 0x960, 0x964, 0x968, 0x96C, }; -static const u16 srstclr_for_v3u[] = { +static const u16 srstclr_for_gen4[] = { 0x2C80, 0x2C84, 0x2C88, 0x2C8C, 0x2C90, 0x2C94, 0x2C98, 0x2C9C, - 0x2CA0, 0x2CA4, 0x2CA8, 0x2CAC, 0x2CB0, 0x2CB4, 0x2CB8, + 0x2CA0, 0x2CA4, 0x2CA8, 0x2CAC, 0x2CB0, 0x2CB4, 0x2CB8, 0x2CBC, + 0x2CC0, 0x2CC4, 0x2CC8, 0x2CCC, 0x2CD0, 0x2CD4, 0x2CD8, 0x2CDC, + 0x2CE0, 0x2CE4, 0x2CE8, 0x2CEC, }; /** @@ -158,7 +166,7 @@ struct cpg_mssr_priv { struct { u32 mask; u32 val; - } smstpcr_saved[ARRAY_SIZE(mstpsr_for_v3u)]; + } smstpcr_saved[ARRAY_SIZE(mstpsr_for_gen4)]; struct clk *clks[]; }; @@ -552,6 +560,11 @@ void cpg_mssr_detach_dev(struct generic_pm_domain *unused, struct device *dev) pm_clk_destroy(dev); } +static void cpg_mssr_genpd_remove(void *data) +{ + pm_genpd_remove(data); +} + static int __init cpg_mssr_add_clk_domain(struct device *dev, const unsigned int *core_pm_clks, unsigned int num_core_pm_clks) @@ -560,6 +573,7 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev, struct generic_pm_domain *genpd; struct cpg_mssr_clk_domain *pd; size_t pm_size = num_core_pm_clks * sizeof(core_pm_clks[0]); + int ret; pd = devm_kzalloc(dev, sizeof(*pd) + pm_size, GFP_KERNEL); if (!pd) @@ -574,11 +588,17 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev, GENPD_FLAG_ACTIVE_WAKEUP; genpd->attach_dev = cpg_mssr_attach_dev; genpd->detach_dev = cpg_mssr_detach_dev; - pm_genpd_init(genpd, &pm_domain_always_on_gov, false); + ret = pm_genpd_init(genpd, &pm_domain_always_on_gov, false); + if (ret) + return ret; + + ret = devm_add_action_or_reset(dev, cpg_mssr_genpd_remove, genpd); + if (ret) + return ret; + cpg_mssr_clk_domain = pd; - of_genpd_add_provider_simple(np, genpd); - return 0; + return of_genpd_add_provider_simple(np, genpd); } #ifdef CONFIG_RESET_CONTROLLER @@ -970,11 +990,11 @@ static int __init cpg_mssr_common_init(struct device *dev, priv->reset_clear_regs = srstclr; } else if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) { priv->control_regs = stbcr; - } else if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_V3U) { - priv->status_regs = mstpsr_for_v3u; - priv->control_regs = mstpcr_for_v3u; - priv->reset_regs = srcr_for_v3u; - priv->reset_clear_regs = srstclr_for_v3u; + } else if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN4) { + priv->status_regs = mstpsr_for_gen4; + priv->control_regs = mstpcr_for_gen4; + priv->reset_regs = srcr_for_gen4; + priv->reset_clear_regs = srstclr_for_gen4; } else { error = -EINVAL; goto out_err; diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h index 6b2a0ade482e..4d770763d1c2 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.h +++ b/drivers/clk/renesas/renesas-cpg-mssr.h @@ -88,7 +88,7 @@ struct device_node; enum clk_reg_layout { CLK_REG_LAYOUT_RCAR_GEN2_AND_GEN3 = 0, CLK_REG_LAYOUT_RZ_A, - CLK_REG_LAYOUT_RCAR_V3U, + CLK_REG_LAYOUT_RCAR_GEN4, }; /** diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c index 4021f6cabda4..edd0abe34a37 100644 --- a/drivers/clk/renesas/rzg2l-cpg.c +++ b/drivers/clk/renesas/rzg2l-cpg.c @@ -74,6 +74,7 @@ struct sd_hw_data { * @clks: Array containing all Core and Module Clocks * @num_core_clks: Number of Core Clocks in clks[] * @num_mod_clks: Number of Module Clocks in clks[] + * @num_resets: Number of Module Resets in info->resets[] * @last_dt_core_clk: ID of the last Core Clock exported to DT * @notifiers: Notifier chain to save/restore clock state for system resume * @info: Pointer to platform data @@ -850,10 +851,16 @@ static void rzg2l_cpg_detach_dev(struct generic_pm_domain *unused, struct device pm_clk_destroy(dev); } +static void rzg2l_cpg_genpd_remove(void *data) +{ + pm_genpd_remove(data); +} + static int __init rzg2l_cpg_add_clk_domain(struct device *dev) { struct device_node *np = dev->of_node; struct generic_pm_domain *genpd; + int ret; genpd = devm_kzalloc(dev, sizeof(*genpd), GFP_KERNEL); if (!genpd) @@ -864,10 +871,15 @@ static int __init rzg2l_cpg_add_clk_domain(struct device *dev) GENPD_FLAG_ACTIVE_WAKEUP; genpd->attach_dev = rzg2l_cpg_attach_dev; genpd->detach_dev = rzg2l_cpg_detach_dev; - pm_genpd_init(genpd, &pm_domain_always_on_gov, false); + ret = pm_genpd_init(genpd, &pm_domain_always_on_gov, false); + if (ret) + return ret; - of_genpd_add_provider_simple(np, genpd); - return 0; + ret = devm_add_action_or_reset(dev, rzg2l_cpg_genpd_remove, genpd); + if (ret) + return ret; + + return of_genpd_add_provider_simple(np, genpd); } static int __init rzg2l_cpg_probe(struct platform_device *pdev) diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h index 7fb6b4030f72..fce4a8f35410 100644 --- a/drivers/clk/renesas/rzg2l-cpg.h +++ b/drivers/clk/renesas/rzg2l-cpg.h @@ -9,6 +9,7 @@ #ifndef __RENESAS_RZG2L_CPG_H__ #define __RENESAS_RZG2L_CPG_H__ +#define CPG_PL1_DDIV (0x200) #define CPG_PL2_DDIV (0x204) #define CPG_PL3A_DDIV (0x208) #define CPG_PL2SDHI_DSEL (0x218) @@ -29,6 +30,7 @@ #define DDIV_PACK(offset, bitpos, size) \ (((offset) << 20) | ((bitpos) << 12) | ((size) << 8)) +#define DIVPL1A DDIV_PACK(CPG_PL1_DDIV, 0, 2) #define DIVPL2A DDIV_PACK(CPG_PL2_DDIV, 0, 3) #define DIVPL3A DDIV_PACK(CPG_PL3A_DDIV, 0, 3) #define DIVPL3B DDIV_PACK(CPG_PL3A_DDIV, 4, 3) @@ -168,6 +170,9 @@ struct rzg2l_reset { * @num_mod_clks: Number of entries in mod_clks[] * @num_hw_mod_clks: Number of Module Clocks supported by the hardware * + * @resets: Array of Module Reset definitions + * @num_resets: Number of entries in resets[] + * * @crit_mod_clks: Array with Module Clock IDs of critical clocks that * should not be disabled without a knowledgeable driver * @num_crit_mod_clks: Number of entries in crit_mod_clks[] diff --git a/drivers/mmc/host/renesas_sdhi.h b/drivers/mmc/host/renesas_sdhi.h index 0c45e82ff0de..66d308e73e17 100644 --- a/drivers/mmc/host/renesas_sdhi.h +++ b/drivers/mmc/host/renesas_sdhi.h @@ -18,6 +18,8 @@ struct renesas_sdhi_scc { u32 tap_hs400_4tap; /* sampling clock position for HS400 (4 TAP) */ }; +#define SDHI_FLAG_NEED_CLKH_FALLBACK BIT(0) + struct renesas_sdhi_of_data { unsigned long tmio_flags; u32 tmio_ocr_mask; @@ -31,6 +33,7 @@ struct renesas_sdhi_of_data { int taps_num; unsigned int max_blk_count; unsigned short max_segs; + unsigned long sdhi_flags; }; #define SDHI_CALIB_TABLE_MAX 32 @@ -57,6 +60,7 @@ struct tmio_mmc_dma { struct renesas_sdhi { struct clk *clk; + struct clk *clkh; struct clk *clk_cd; struct tmio_mmc_data mmc_data; struct tmio_mmc_dma dma_priv; diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index a4407f391f66..415911e96f34 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -127,10 +127,12 @@ static int renesas_sdhi_clk_enable(struct tmio_mmc_host *host) } static unsigned int renesas_sdhi_clk_update(struct tmio_mmc_host *host, - unsigned int new_clock) + unsigned int wanted_clock) { struct renesas_sdhi *priv = host_to_priv(host); + struct clk *ref_clk = priv->clk; unsigned int freq, diff, best_freq = 0, diff_min = ~0; + unsigned int new_clock, clkh_shift = 0; int i; /* @@ -141,6 +143,16 @@ static unsigned int renesas_sdhi_clk_update(struct tmio_mmc_host *host, if (!(host->pdata->flags & TMIO_MMC_MIN_RCAR2) || mmc_doing_tune(host->mmc)) return clk_get_rate(priv->clk); + if (priv->clkh) { + bool use_4tap = priv->quirks && priv->quirks->hs400_4taps; + bool need_slow_clkh = (host->mmc->ios.timing == MMC_TIMING_UHS_SDR104) || + (host->mmc->ios.timing == MMC_TIMING_MMC_HS400); + clkh_shift = use_4tap && need_slow_clkh ? 1 : 2; + ref_clk = priv->clkh; + } + + new_clock = wanted_clock << clkh_shift; + /* * We want the bus clock to be as close as possible to, but no * greater than, new_clock. As we can divide by 1 << i for @@ -148,11 +160,10 @@ static unsigned int renesas_sdhi_clk_update(struct tmio_mmc_host *host, * possible, but no greater than, new_clock << i. */ for (i = min(9, ilog2(UINT_MAX / new_clock)); i >= 0; i--) { - freq = clk_round_rate(priv->clk, new_clock << i); + freq = clk_round_rate(ref_clk, new_clock << i); if (freq > (new_clock << i)) { /* Too fast; look for a slightly slower option */ - freq = clk_round_rate(priv->clk, - (new_clock << i) / 4 * 3); + freq = clk_round_rate(ref_clk, (new_clock << i) / 4 * 3); if (freq > (new_clock << i)) continue; } @@ -164,7 +175,10 @@ static unsigned int renesas_sdhi_clk_update(struct tmio_mmc_host *host, } } - clk_set_rate(priv->clk, best_freq); + clk_set_rate(ref_clk, best_freq); + + if (priv->clkh) + clk_set_rate(priv->clk, best_freq >> clkh_shift); return clk_get_rate(priv->clk); } @@ -904,11 +918,12 @@ int renesas_sdhi_probe(struct platform_device *pdev, dma_priv = &priv->dma_priv; priv->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(priv->clk)) { - ret = PTR_ERR(priv->clk); - dev_err(&pdev->dev, "cannot get clock: %d\n", ret); - return ret; - } + if (IS_ERR(priv->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(priv->clk), "cannot get clock"); + + priv->clkh = devm_clk_get_optional(&pdev->dev, "clkh"); + if (IS_ERR(priv->clkh)) + return dev_err_probe(&pdev->dev, PTR_ERR(priv->clkh), "cannot get clkh"); /* * Some controllers provide a 2nd clock just to run the internal card @@ -921,9 +936,9 @@ int renesas_sdhi_probe(struct platform_device *pdev, * to the card detect circuit. That leaves us with if separate clocks * are presented, we must treat them both as virtually 1 clock. */ - priv->clk_cd = devm_clk_get(&pdev->dev, "cd"); + priv->clk_cd = devm_clk_get_optional(&pdev->dev, "cd"); if (IS_ERR(priv->clk_cd)) - priv->clk_cd = NULL; + return dev_err_probe(&pdev->dev, PTR_ERR(priv->clk_cd), "cannot get cd clock"); priv->pinctrl = devm_pinctrl_get(&pdev->dev); if (!IS_ERR(priv->pinctrl)) { @@ -947,6 +962,10 @@ int renesas_sdhi_probe(struct platform_device *pdev, mmc_data->max_segs = of_data->max_segs; dma_priv->dma_buswidth = of_data->dma_buswidth; host->bus_shift = of_data->bus_shift; + /* Fallback for old DTs */ + if (!priv->clkh && of_data->sdhi_flags & SDHI_FLAG_NEED_CLKH_FALLBACK) + priv->clkh = clk_get_parent(clk_get_parent(priv->clk)); + } host->write16_hook = renesas_sdhi_write16_hook; @@ -1044,7 +1063,7 @@ int renesas_sdhi_probe(struct platform_device *pdev, host->mmc->caps2 & (MMC_CAP2_HS200_1_8V_SDR | MMC_CAP2_HS400_1_8V))) { const struct renesas_sdhi_scc *taps = of_data->taps; - bool use_4tap = priv->quirks && priv->quirks->hs400_4taps; + bool use_4tap = quirks && quirks->hs400_4taps; bool hit = false; for (i = 0; i < of_data->taps_num; i++) { diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c index 7660f7ea74dd..9d2c600fd4ce 100644 --- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c +++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c @@ -125,6 +125,22 @@ static const struct renesas_sdhi_of_data of_data_rcar_gen3 = { /* DMAC can handle 32bit blk count but only 1 segment */ .max_blk_count = UINT_MAX / TMIO_MAX_BLK_SIZE, .max_segs = 1, + .sdhi_flags = SDHI_FLAG_NEED_CLKH_FALLBACK, +}; + +static const struct renesas_sdhi_of_data of_data_rcar_gen3_no_fallback = { + .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_CLK_ACTUAL | + TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2, + .capabilities = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | + MMC_CAP_CMD23 | MMC_CAP_WAIT_WHILE_BUSY, + .capabilities2 = MMC_CAP2_NO_WRITE_PROTECT | MMC_CAP2_MERGE_CAPABLE, + .bus_shift = 2, + .scc_offset = 0x1000, + .taps = rcar_gen3_scc_taps, + .taps_num = ARRAY_SIZE(rcar_gen3_scc_taps), + /* DMAC can handle 32bit blk count but only 1 segment */ + .max_blk_count = UINT_MAX / TMIO_MAX_BLK_SIZE, + .max_segs = 1, }; static const u8 r8a7796_es13_calib_table[2][SDHI_CALIB_TABLE_MAX] = { @@ -214,6 +230,10 @@ static const struct renesas_sdhi_of_data_with_quirks of_r8a77965_compatible = { .quirks = &sdhi_quirks_r8a77965, }; +static const struct renesas_sdhi_of_data_with_quirks of_r8a77970_compatible = { + .of_data = &of_data_rcar_gen3_no_fallback, +}; + static const struct renesas_sdhi_of_data_with_quirks of_r8a77980_compatible = { .of_data = &of_data_rcar_gen3, .quirks = &sdhi_quirks_nohs400, @@ -235,6 +255,7 @@ static const struct of_device_id renesas_sdhi_internal_dmac_of_match[] = { { .compatible = "renesas,sdhi-r8a7796", .data = &of_rcar_gen3_compatible, }, { .compatible = "renesas,sdhi-r8a77961", .data = &of_r8a77961_compatible, }, { .compatible = "renesas,sdhi-r8a77965", .data = &of_r8a77965_compatible, }, + { .compatible = "renesas,sdhi-r8a77970", .data = &of_r8a77970_compatible, }, { .compatible = "renesas,sdhi-r8a77980", .data = &of_r8a77980_compatible, }, { .compatible = "renesas,sdhi-r8a77990", .data = &of_r8a77990_compatible, }, { .compatible = "renesas,rcar-gen3-sdhi", .data = &of_rcar_gen3_compatible, }, |