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authorStephen Boyd <sboyd@kernel.org>2021-12-07 20:16:36 -0800
committerStephen Boyd <sboyd@kernel.org>2021-12-07 20:16:36 -0800
commit1dfeb03e86adc0a6b648a2078d1874dfa691fe8b (patch)
tree21229b27c57bbdd2e2cb7e1c39cd9c4dd4a331fc
parentfa55b7dcdc43c1aa1ba12bca9d2dd4318c2a0dbf (diff)
parent33b22d9c3272003a525ba2d6b7b851f3d4f30574 (diff)
Merge tag 'renesas-clk-for-v5.17-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into clk-renesas
Pull Renesas clk driver updates from Geert Uytterhoeven: - Add serial (SCI1), watchdog (WDT), timer (OSTM), SPI (RSPI), and thermal (TSU) clocks and resets on RZ/G2L - Rework SDHI clock handling in the R-Car Gen3 and RZ/G2 clock drivers, and in the Renesas SDHI driver - Make the Cortex-A55 (I) clock on RZ/G2L programmable, - Document support for the new R-Car S4-8 (R8A779F0) SoC - Miscellaneous fixes and improvements * tag 'renesas-clk-for-v5.17-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers: (24 commits) clk: renesas: r9a07g044: Add TSU clock and reset entry mmc: renesas_sdhi: Simplify an expression mmc: renesas_sdhi: Use devm_clk_get_optional() to obtain CD clock dt-bindings: clock: renesas,cpg-mssr: Document r8a779f0 clk: renesas: cpg-mssr: propagate return value of_genpd_add_provider_simple() clk: renesas: cpg-mssr: Check return value of pm_genpd_init() clk: renesas: rzg2l: propagate return value of_genpd_add_provider_simple() clk: renesas: rzg2l: Check return value of pm_genpd_init() clk: renesas: r9a07g044: Add RSPI clock and reset entries clk: renesas: r9a07g044: Change core clock "I" from DEF_FIXED->DEF_DIV clk: renesas: rzg2l: Add CPG_PL1_DDIV macro mmc: renesas_sdhi: Parse DT for SDnH mmc: renesas_sdhi: Use dev_err_probe when getting clock fails clk: renesas: rcar-gen3: Remove outdated SD_SKIP_FIRST clk: renesas: rcar-gen3: Switch to new SD clock handling mmc: renesas_sdhi: Flag non-standard SDnH handling for V3M clk: renesas: r8a779a0: Add SDnH clock to V3U clk: renesas: rcar-gen3: Add SDnH clock clk: renesas: rcar-gen3: Add dummy SDnH clock clk: renesas: r9a07g044: Add OSTM clock and reset entries ...
-rw-r--r--Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml1
-rw-r--r--drivers/clk/renesas/r8a774a1-cpg-mssr.c12
-rw-r--r--drivers/clk/renesas/r8a774b1-cpg-mssr.c12
-rw-r--r--drivers/clk/renesas/r8a774c0-cpg-mssr.c9
-rw-r--r--drivers/clk/renesas/r8a774e1-cpg-mssr.c12
-rw-r--r--drivers/clk/renesas/r8a7795-cpg-mssr.c12
-rw-r--r--drivers/clk/renesas/r8a7796-cpg-mssr.c12
-rw-r--r--drivers/clk/renesas/r8a77965-cpg-mssr.c12
-rw-r--r--drivers/clk/renesas/r8a77980-cpg-mssr.c3
-rw-r--r--drivers/clk/renesas/r8a77990-cpg-mssr.c9
-rw-r--r--drivers/clk/renesas/r8a77995-cpg-mssr.c3
-rw-r--r--drivers/clk/renesas/r8a779a0-cpg-mssr.c17
-rw-r--r--drivers/clk/renesas/r9a07g044-cpg.c62
-rw-r--r--drivers/clk/renesas/rcar-cpg-lib.c211
-rw-r--r--drivers/clk/renesas/rcar-cpg-lib.h7
-rw-r--r--drivers/clk/renesas/rcar-gen3-cpg.c24
-rw-r--r--drivers/clk/renesas/rcar-gen3-cpg.h4
-rw-r--r--drivers/clk/renesas/renesas-cpg-mssr.c18
-rw-r--r--drivers/clk/renesas/rzg2l-cpg.c18
-rw-r--r--drivers/clk/renesas/rzg2l-cpg.h5
-rw-r--r--drivers/mmc/host/renesas_sdhi.h4
-rw-r--r--drivers/mmc/host/renesas_sdhi_core.c45
-rw-r--r--drivers/mmc/host/renesas_sdhi_internal_dmac.c21
23 files changed, 269 insertions, 264 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/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..b89075f5fa89 100644
--- a/drivers/clk/renesas/r8a779a0-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c
@@ -34,6 +34,7 @@ enum rcar_r8a779a0_clk_types {
CLK_TYPE_R8A779A0_PLL2X_3X, /* PLL[23][01] */
CLK_TYPE_R8A779A0_PLL5,
CLK_TYPE_R8A779A0_Z,
+ CLK_TYPE_R8A779A0_SDH,
CLK_TYPE_R8A779A0_SD,
CLK_TYPE_R8A779A0_MDSEL, /* Select parent/divider using mode pin */
CLK_TYPE_R8A779A0_OSC, /* OSC EXTAL predivider and fixed divider */
@@ -92,6 +93,9 @@ enum clk_ids {
DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_Z, _parent, .div = _div, \
.offset = _offset)
+#define DEF_SDH(_name, _id, _parent, _offset) \
+ DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_SDH, _parent, .offset = _offset)
+
#define DEF_SD(_name, _id, _parent, _offset) \
DEF_BASE(_name, _id, CLK_TYPE_R8A779A0_SD, _parent, .offset = _offset)
@@ -159,7 +163,8 @@ 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_SDH("sdh0", R8A779A0_CLK_SD0H, CLK_SDSRC, 0x870),
+ DEF_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),
@@ -469,11 +474,13 @@ static struct clk * __init rcar_r8a779a0_cpg_clk_register(struct device *dev,
return cpg_z_clk_register(core->name, __clk_get_name(parent),
base, core->div, core->offset);
+ case CLK_TYPE_R8A779A0_SDH:
+ return cpg_sdh_clk_register(core->name, base + core->offset,
+ __clk_get_name(parent), notifiers);
+
case CLK_TYPE_R8A779A0_SD:
- return cpg_sd_clk_register(core->name, base, core->offset,
- __clk_get_name(parent), notifiers,
- false);
- break;
+ return cpg_sd_clk_register(core->name, base + core->offset,
+ __clk_get_name(parent));
case CLK_TYPE_R8A779A0_MDSEL:
/*
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/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index 21f762aa2131..8f9323ebc7e5 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -552,6 +552,11 @@ 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 +565,7 @@ 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 +580,17 @@ 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
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, },