From 927a7c9c1793def3a55d60c926d3945528e6bf1b Mon Sep 17 00:00:00 2001 From: Magnus Damm Date: Fri, 19 Mar 2010 04:47:19 +0000 Subject: dmaengine: shdma: Enable on SH-Mobile ARM Enable the shdma dmaengine driver on SH-Mobile ARM. Signed-off-by: Magnus Damm Signed-off-by: Paul Mundt --- include/linux/serial_sci.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include/linux') diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index f5364a1de68b..837efa4e63c2 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h @@ -3,7 +3,7 @@ #include #ifdef CONFIG_SERIAL_SH_SCI_DMA -#include +#include #endif /* -- cgit v1.2.3-73-gaa49b From 75b93489b449db4a34f0424c72f51821d985f52f Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Sun, 23 May 2010 16:39:02 +0000 Subject: serial: add a new port type, found on some sh-mobile SoCs Such ports are found, e.g., on SH7372. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Paul Mundt --- include/linux/serial_core.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/linux') diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index f10db6e5f3b5..522832023a69 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -186,6 +186,9 @@ #define PORT_ALTERA_JTAGUART 91 #define PORT_ALTERA_UART 92 +/* SH-SCI */ +#define PORT_SCIFB 93 + #ifdef __KERNEL__ #include -- cgit v1.2.3-73-gaa49b From b5272b509a8570bb559156001e74ee162c5cb96a Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Wed, 21 Jul 2010 10:13:06 +0000 Subject: sh: add a list of parent configurations to struct clk Many system clocks can select a parent by writing a value to a specific field in the configuration register. Add a list of parents and location and width of the source selection field in the clock configuration register to struct clk to assist in clk_set_parent() implementation. Signed-off-by: Guennadi Liakhovetski Acked-by: Magnus Damm Signed-off-by: Paul Mundt --- include/linux/sh_clk.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/linux') diff --git a/include/linux/sh_clk.h b/include/linux/sh_clk.h index 1636d1e2a5f1..08a07b9a894f 100644 --- a/include/linux/sh_clk.h +++ b/include/linux/sh_clk.h @@ -25,6 +25,10 @@ struct clk { int id; struct clk *parent; + struct clk **parent_table; /* list of parents to */ + unsigned short parent_num; /* choose between */ + unsigned char src_shift; /* source clock field in the */ + unsigned char src_width; /* configuration register */ struct clk_ops *ops; struct list_head children; -- cgit v1.2.3-73-gaa49b From b3dd51a8a6ce2e618e8a1be8fa0e7d3d4733c300 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Wed, 21 Jul 2010 10:13:10 +0000 Subject: sh: add a reparent function to DIV6 clocks Add support for reparenting of div6 clocks on SuperH and SH-Mobile SoCs. Signed-off-by: Guennadi Liakhovetski Acked-by: Magnus Damm Signed-off-by: Paul Mundt --- drivers/sh/clk-cpg.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++-- include/linux/sh_clk.h | 19 ++++++++++++----- 2 files changed, 70 insertions(+), 7 deletions(-) (limited to 'include/linux') diff --git a/drivers/sh/clk-cpg.c b/drivers/sh/clk-cpg.c index f5c80ba9ab1c..8c024b984ed8 100644 --- a/drivers/sh/clk-cpg.c +++ b/drivers/sh/clk-cpg.c @@ -68,6 +68,39 @@ static unsigned long sh_clk_div6_recalc(struct clk *clk) return clk->freq_table[idx].frequency; } +static int sh_clk_div6_set_parent(struct clk *clk, struct clk *parent) +{ + struct clk_div_mult_table *table = &sh_clk_div6_table; + u32 value; + int ret, i; + + if (!clk->parent_table || !clk->parent_num) + return -EINVAL; + + /* Search the parent */ + for (i = 0; i < clk->parent_num; i++) + if (clk->parent_table[i] == parent) + break; + + if (i == clk->parent_num) + return -ENODEV; + + ret = clk_reparent(clk, parent); + if (ret < 0) + return ret; + + value = __raw_readl(clk->enable_reg) & + ~(((1 << clk->src_width) - 1) << clk->src_shift); + + __raw_writel(value | (i << clk->src_shift), clk->enable_reg); + + /* Rebuild the frequency table */ + clk_rate_table_build(clk, clk->freq_table, table->nr_divisors, + table, &clk->arch_flags); + + return 0; +} + static int sh_clk_div6_set_rate(struct clk *clk, unsigned long rate, int algo_id) { @@ -117,7 +150,17 @@ static struct clk_ops sh_clk_div6_clk_ops = { .disable = sh_clk_div6_disable, }; -int __init sh_clk_div6_register(struct clk *clks, int nr) +static struct clk_ops sh_clk_div6_reparent_clk_ops = { + .recalc = sh_clk_div6_recalc, + .round_rate = sh_clk_div_round_rate, + .set_rate = sh_clk_div6_set_rate, + .enable = sh_clk_div6_enable, + .disable = sh_clk_div6_disable, + .set_parent = sh_clk_div6_set_parent, +}; + +static int __init sh_clk_div6_register_ops(struct clk *clks, int nr, + struct clk_ops *ops) { struct clk *clkp; void *freq_table; @@ -136,7 +179,7 @@ int __init sh_clk_div6_register(struct clk *clks, int nr) for (k = 0; !ret && (k < nr); k++) { clkp = clks + k; - clkp->ops = &sh_clk_div6_clk_ops; + clkp->ops = ops; clkp->id = -1; clkp->freq_table = freq_table + (k * freq_table_size); clkp->freq_table[nr_divs].frequency = CPUFREQ_TABLE_END; @@ -147,6 +190,17 @@ int __init sh_clk_div6_register(struct clk *clks, int nr) return ret; } +int __init sh_clk_div6_register(struct clk *clks, int nr) +{ + return sh_clk_div6_register_ops(clks, nr, &sh_clk_div6_clk_ops); +} + +int __init sh_clk_div6_reparent_register(struct clk *clks, int nr) +{ + return sh_clk_div6_register_ops(clks, nr, + &sh_clk_div6_reparent_clk_ops); +} + static unsigned long sh_clk_div4_recalc(struct clk *clk) { struct clk_div4_table *d4t = clk->priv; diff --git a/include/linux/sh_clk.h b/include/linux/sh_clk.h index 08a07b9a894f..875ce50719a9 100644 --- a/include/linux/sh_clk.h +++ b/include/linux/sh_clk.h @@ -142,13 +142,22 @@ int sh_clk_div4_enable_register(struct clk *clks, int nr, int sh_clk_div4_reparent_register(struct clk *clks, int nr, struct clk_div4_table *table); -#define SH_CLK_DIV6(_parent, _reg, _flags) \ -{ \ - .parent = _parent, \ - .enable_reg = (void __iomem *)_reg, \ - .flags = _flags, \ +#define SH_CLK_DIV6_EXT(_parent, _reg, _flags, _parents, \ + _num_parents, _src_shift, _src_width) \ +{ \ + .parent = _parent, \ + .enable_reg = (void __iomem *)_reg, \ + .flags = _flags, \ + .parent_table = _parents, \ + .parent_num = _num_parents, \ + .src_shift = _src_shift, \ + .src_width = _src_width, \ } +#define SH_CLK_DIV6(_parent, _reg, _flags) \ + SH_CLK_DIV6_EXT(_parent, _reg, _flags, NULL, 0, 0, 0) + int sh_clk_div6_register(struct clk *clks, int nr); +int sh_clk_div6_reparent_register(struct clk *clks, int nr); #endif /* __SH_CLOCK_H */ -- cgit v1.2.3-73-gaa49b From 5aa9a2cbc037b2ec34b76619d233852d2d17b502 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Fri, 4 Jun 2010 03:07:34 +0200 Subject: [ARM] wm97xx_batt: remove now useless header file Signed-off-by: Marek Vasut Acked-by: Mark Brown Signed-off-by: Eric Miao --- drivers/power/wm97xx_battery.c | 16 ---------------- include/linux/wm97xx_batt.h | 16 ---------------- 2 files changed, 32 deletions(-) delete mode 100644 include/linux/wm97xx_batt.h (limited to 'include/linux') diff --git a/drivers/power/wm97xx_battery.c b/drivers/power/wm97xx_battery.c index 4e8afce0c818..5071d85ec12d 100644 --- a/drivers/power/wm97xx_battery.c +++ b/drivers/power/wm97xx_battery.c @@ -29,7 +29,6 @@ static DEFINE_MUTEX(bat_lock); static struct work_struct bat_work; static struct mutex work_lock; static int bat_status = POWER_SUPPLY_STATUS_UNKNOWN; -static struct wm97xx_batt_info *gpdata; static enum power_supply_property *prop; static unsigned long wm97xx_read_bat(struct power_supply *bat_ps) @@ -172,12 +171,6 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev) struct wm97xx_pdata *wmdata = dev->dev.platform_data; struct wm97xx_batt_pdata *pdata; - if (gpdata) { - dev_err(&dev->dev, "Do not pass platform_data through " - "wm97xx_bat_set_pdata!\n"); - return -EINVAL; - } - if (!wmdata) { dev_err(&dev->dev, "No platform data supplied\n"); return -EINVAL; @@ -308,15 +301,6 @@ static void __exit wm97xx_bat_exit(void) platform_driver_unregister(&wm97xx_bat_driver); } -/* The interface is deprecated, as well as linux/wm97xx_batt.h */ -void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data); - -void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data) -{ - gpdata = data; -} -EXPORT_SYMBOL_GPL(wm97xx_bat_set_pdata); - module_init(wm97xx_bat_init); module_exit(wm97xx_bat_exit); diff --git a/include/linux/wm97xx_batt.h b/include/linux/wm97xx_batt.h deleted file mode 100644 index a1d6419c2ff8..000000000000 --- a/include/linux/wm97xx_batt.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef _LINUX_WM97XX_BAT_H -#define _LINUX_WM97XX_BAT_H - -#include - -#warning This file will be removed soon, use wm97xx.h instead! - -#define wm97xx_batt_info wm97xx_batt_pdata - -#ifdef CONFIG_BATTERY_WM97XX -void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data); -#else -static inline void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data) {} -#endif - -#endif -- cgit v1.2.3-73-gaa49b