From a27ba768a11ac7a1d56688d4224cef3a802d1f89 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Mon, 13 Apr 2009 18:29:52 +0800 Subject: [ARM] pxa: add PWM devices support for pxa168/910 Signed-off-by: Mingwei Wang Signed-off-by: Eric Miao --- arch/arm/mach-mmp/include/mach/mfp-pxa168.h | 23 +++++++++++++++++++++++ arch/arm/mach-mmp/include/mach/mfp-pxa910.h | 8 ++++++++ arch/arm/mach-mmp/include/mach/pxa168.h | 20 ++++++++++++++++++++ arch/arm/mach-mmp/include/mach/pxa910.h | 20 ++++++++++++++++++++ arch/arm/mach-mmp/include/mach/regs-apbc.h | 14 ++++++++------ arch/arm/mach-mmp/pxa168.c | 12 ++++++++++++ arch/arm/mach-mmp/pxa910.c | 12 ++++++++++++ arch/arm/plat-pxa/pwm.c | 2 ++ 8 files changed, 105 insertions(+), 6 deletions(-) (limited to 'arch') diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h index dc4226371d6..3b216bf41e7 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-pxa168.h +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa168.h @@ -264,4 +264,27 @@ #define GPIO116_I2S_RXD MFP_CFG(GPIO116,AF2) #define GPIO117_I2S_TXD MFP_CFG(GPIO117,AF2) +/* PWM */ +#define GPIO96_PWM3_OUT MFP_CFG(GPIO96, AF1) +#define GPIO97_PWM2_OUT MFP_CFG(GPIO97, AF1) +#define GPIO98_PWM1_OUT MFP_CFG(GPIO98, AF1) +#define GPIO104_PWM4_OUT MFP_CFG(GPIO104, AF1) +#define GPIO106_PWM2_OUT MFP_CFG(GPIO106, AF2) +#define GPIO74_PWM4_OUT MFP_CFG(GPIO74, AF2) +#define GPIO75_PWM3_OUT MFP_CFG(GPIO75, AF2) +#define GPIO76_PWM2_OUT MFP_CFG(GPIO76, AF2) +#define GPIO77_PWM1_OUT MFP_CFG(GPIO77, AF2) +#define GPIO82_PWM4_OUT MFP_CFG(GPIO82, AF2) +#define GPIO83_PWM3_OUT MFP_CFG(GPIO83, AF2) +#define GPIO84_PWM2_OUT MFP_CFG(GPIO84, AF2) +#define GPIO85_PWM1_OUT MFP_CFG(GPIO85, AF2) +#define GPIO84_PWM1_OUT MFP_CFG(GPIO84, AF4) +#define GPIO122_PWM3_OUT MFP_CFG(GPIO122, AF3) +#define GPIO123_PWM1_OUT MFP_CFG(GPIO123, AF1) +#define GPIO124_PWM2_OUT MFP_CFG(GPIO124, AF1) +#define GPIO125_PWM3_OUT MFP_CFG(GPIO125, AF1) +#define GPIO126_PWM4_OUT MFP_CFG(GPIO126, AF1) +#define GPIO86_PWM1_OUT MFP_CFG(GPIO86, AF2) +#define GPIO86_PWM2_OUT MFP_CFG(GPIO86, AF3) + #endif /* __ASM_MACH_MFP_PXA168_H */ diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa910.h b/arch/arm/mach-mmp/include/mach/mfp-pxa910.h index d97de36c50a..bf1189ff9a3 100644 --- a/arch/arm/mach-mmp/include/mach/mfp-pxa910.h +++ b/arch/arm/mach-mmp/include/mach/mfp-pxa910.h @@ -159,4 +159,12 @@ #define MMC1_CD_MMC1_CD MFP_CFG_DRV(MMC1_CD, AF0, MEDIUM) #define MMC1_WP_MMC1_WP MFP_CFG_DRV(MMC1_WP, AF0, MEDIUM) +/* PWM */ +#define GPIO27 PWM3 AF2 MFP_CFG(GPIO27, AF2) +#define GPIO51_PWM2_OUT MFP_CFG(GPIO51, AF2) +#define GPIO117_PWM1_OUT MFP_CFG(GPIO117, AF2) +#define GPIO118_PWM2_OUT MFP_CFG(GPIO118, AF2) +#define GPIO119_PWM3_OUT MFP_CFG(GPIO119, AF2) +#define GPIO120_PWM4_OUT MFP_CFG(GPIO120, AF2) + #endif /* __ASM_MACH MFP_PXA910_H */ diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h index bfdd6299dff..6bf1f0eefcd 100644 --- a/arch/arm/mach-mmp/include/mach/pxa168.h +++ b/arch/arm/mach-mmp/include/mach/pxa168.h @@ -9,6 +9,10 @@ extern struct pxa_device_desc pxa168_device_uart1; extern struct pxa_device_desc pxa168_device_uart2; extern struct pxa_device_desc pxa168_device_twsi0; extern struct pxa_device_desc pxa168_device_twsi1; +extern struct pxa_device_desc pxa168_device_pwm1; +extern struct pxa_device_desc pxa168_device_pwm2; +extern struct pxa_device_desc pxa168_device_pwm3; +extern struct pxa_device_desc pxa168_device_pwm4; static inline int pxa168_add_uart(int id) { @@ -44,4 +48,20 @@ static inline int pxa168_add_twsi(int id, struct i2c_pxa_platform_data *data, return pxa_register_device(d, data, sizeof(*data)); } + +static inline int pxa168_add_pwm(int id) +{ + struct pxa_device_desc *d = NULL; + + switch (id) { + case 1: d = &pxa168_device_pwm1; break; + case 2: d = &pxa168_device_pwm2; break; + case 3: d = &pxa168_device_pwm3; break; + case 4: d = &pxa168_device_pwm4; break; + default: + return -EINVAL; + } + + return pxa_register_device(d, NULL, 0); +} #endif /* __ASM_MACH_PXA168_H */ diff --git a/arch/arm/mach-mmp/include/mach/pxa910.h b/arch/arm/mach-mmp/include/mach/pxa910.h index a0f0cbee1c0..6ae1ed7a0a9 100644 --- a/arch/arm/mach-mmp/include/mach/pxa910.h +++ b/arch/arm/mach-mmp/include/mach/pxa910.h @@ -9,6 +9,10 @@ extern struct pxa_device_desc pxa910_device_uart1; extern struct pxa_device_desc pxa910_device_uart2; extern struct pxa_device_desc pxa910_device_twsi0; extern struct pxa_device_desc pxa910_device_twsi1; +extern struct pxa_device_desc pxa910_device_pwm1; +extern struct pxa_device_desc pxa910_device_pwm2; +extern struct pxa_device_desc pxa910_device_pwm3; +extern struct pxa_device_desc pxa910_device_pwm4; static inline int pxa910_add_uart(int id) { @@ -44,4 +48,20 @@ static inline int pxa910_add_twsi(int id, struct i2c_pxa_platform_data *data, return pxa_register_device(d, data, sizeof(*data)); } + +static inline int pxa910_add_pwm(int id) +{ + struct pxa_device_desc *d = NULL; + + switch (id) { + case 1: d = &pxa910_device_pwm1; break; + case 2: d = &pxa910_device_pwm2; break; + case 3: d = &pxa910_device_pwm3; break; + case 4: d = &pxa910_device_pwm4; break; + default: + return -EINVAL; + } + + return pxa_register_device(d, NULL, 0); +} #endif /* __ASM_MACH_PXA910_H */ diff --git a/arch/arm/mach-mmp/include/mach/regs-apbc.h b/arch/arm/mach-mmp/include/mach/regs-apbc.h index c6b8c9dc202..98ccbee4bd0 100644 --- a/arch/arm/mach-mmp/include/mach/regs-apbc.h +++ b/arch/arm/mach-mmp/include/mach/regs-apbc.h @@ -22,8 +22,10 @@ #define APBC_PXA168_UART1 APBC_REG(0x000) #define APBC_PXA168_UART2 APBC_REG(0x004) #define APBC_PXA168_GPIO APBC_REG(0x008) -#define APBC_PXA168_PWM0 APBC_REG(0x00c) -#define APBC_PXA168_PWM1 APBC_REG(0x010) +#define APBC_PXA168_PWM1 APBC_REG(0x00c) +#define APBC_PXA168_PWM2 APBC_REG(0x010) +#define APBC_PXA168_PWM3 APBC_REG(0x014) +#define APBC_PXA168_PWM4 APBC_REG(0x018) #define APBC_PXA168_SSP1 APBC_REG(0x01c) #define APBC_PXA168_SSP2 APBC_REG(0x020) #define APBC_PXA168_RTC APBC_REG(0x028) @@ -48,10 +50,10 @@ #define APBC_PXA910_UART0 APBC_REG(0x000) #define APBC_PXA910_UART1 APBC_REG(0x004) #define APBC_PXA910_GPIO APBC_REG(0x008) -#define APBC_PXA910_PWM0 APBC_REG(0x00c) -#define APBC_PXA910_PWM1 APBC_REG(0x010) -#define APBC_PXA910_PWM2 APBC_REG(0x014) -#define APBC_PXA910_PWM3 APBC_REG(0x018) +#define APBC_PXA910_PWM1 APBC_REG(0x00c) +#define APBC_PXA910_PWM2 APBC_REG(0x010) +#define APBC_PXA910_PWM3 APBC_REG(0x014) +#define APBC_PXA910_PWM4 APBC_REG(0x018) #define APBC_PXA910_SSP1 APBC_REG(0x01c) #define APBC_PXA910_SSP2 APBC_REG(0x020) #define APBC_PXA910_IPC APBC_REG(0x024) diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index e0729e34f7a..71b1ae33875 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -67,6 +67,10 @@ static APBC_CLK(uart1, PXA168_UART1, 1, 14745600); static APBC_CLK(uart2, PXA168_UART2, 1, 14745600); static APBC_CLK(twsi0, PXA168_TWSI0, 1, 33000000); static APBC_CLK(twsi1, PXA168_TWSI1, 1, 33000000); +static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000); +static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000); +static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000); +static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000); /* device and clock bindings */ static struct clk_lookup pxa168_clkregs[] = { @@ -74,6 +78,10 @@ static struct clk_lookup pxa168_clkregs[] = { INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_pwm1, "pxa168-pwm.0", NULL), + INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL), + INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL), + INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL), }; static int __init pxa168_init(void) @@ -115,3 +123,7 @@ PXA168_DEVICE(uart1, "pxa2xx-uart", 0, UART1, 0xd4017000, 0x30, 21, 22); PXA168_DEVICE(uart2, "pxa2xx-uart", 1, UART2, 0xd4018000, 0x30, 23, 24); PXA168_DEVICE(twsi0, "pxa2xx-i2c", 0, TWSI0, 0xd4011000, 0x28); PXA168_DEVICE(twsi1, "pxa2xx-i2c", 1, TWSI1, 0xd4025000, 0x28); +PXA168_DEVICE(pwm1, "pxa168-pwm", 0, NONE, 0xd401a000, 0x10); +PXA168_DEVICE(pwm2, "pxa168-pwm", 1, NONE, 0xd401a400, 0x10); +PXA168_DEVICE(pwm3, "pxa168-pwm", 2, NONE, 0xd401a800, 0x10); +PXA168_DEVICE(pwm4, "pxa168-pwm", 3, NONE, 0xd401ac00, 0x10); diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c index b97328b96ce..5882ca6b49f 100644 --- a/arch/arm/mach-mmp/pxa910.c +++ b/arch/arm/mach-mmp/pxa910.c @@ -105,6 +105,10 @@ static APBC_CLK(uart1, PXA910_UART0, 1, 14745600); static APBC_CLK(uart2, PXA910_UART1, 1, 14745600); static APBC_CLK(twsi0, PXA168_TWSI0, 1, 33000000); static APBC_CLK(twsi1, PXA168_TWSI1, 1, 33000000); +static APBC_CLK(pwm1, PXA910_PWM1, 1, 13000000); +static APBC_CLK(pwm2, PXA910_PWM2, 1, 13000000); +static APBC_CLK(pwm3, PXA910_PWM3, 1, 13000000); +static APBC_CLK(pwm4, PXA910_PWM4, 1, 13000000); /* device and clock bindings */ static struct clk_lookup pxa910_clkregs[] = { @@ -112,6 +116,10 @@ static struct clk_lookup pxa910_clkregs[] = { INIT_CLKREG(&clk_uart2, "pxa2xx-uart.1", NULL), INIT_CLKREG(&clk_twsi0, "pxa2xx-i2c.0", NULL), INIT_CLKREG(&clk_twsi1, "pxa2xx-i2c.1", NULL), + INIT_CLKREG(&clk_pwm1, "pxa910-pwm.0", NULL), + INIT_CLKREG(&clk_pwm2, "pxa910-pwm.1", NULL), + INIT_CLKREG(&clk_pwm3, "pxa910-pwm.2", NULL), + INIT_CLKREG(&clk_pwm4, "pxa910-pwm.3", NULL), }; static int __init pxa910_init(void) @@ -162,3 +170,7 @@ PXA910_DEVICE(uart1, "pxa2xx-uart", 0, UART2, 0xd4017000, 0x30, 21, 22); PXA910_DEVICE(uart2, "pxa2xx-uart", 1, UART3, 0xd4018000, 0x30, 23, 24); PXA910_DEVICE(twsi0, "pxa2xx-i2c", 0, TWSI0, 0xd4011000, 0x28); PXA910_DEVICE(twsi1, "pxa2xx-i2c", 1, TWSI1, 0xd4025000, 0x28); +PXA910_DEVICE(pwm1, "pxa910-pwm", 0, NONE, 0xd401a000, 0x10); +PXA910_DEVICE(pwm2, "pxa910-pwm", 1, NONE, 0xd401a400, 0x10); +PXA910_DEVICE(pwm3, "pxa910-pwm", 2, NONE, 0xd401a800, 0x10); +PXA910_DEVICE(pwm4, "pxa910-pwm", 3, NONE, 0xd401ac00, 0x10); diff --git a/arch/arm/plat-pxa/pwm.c b/arch/arm/plat-pxa/pwm.c index 5513c51ff98..a9eabdcfa16 100644 --- a/arch/arm/plat-pxa/pwm.c +++ b/arch/arm/plat-pxa/pwm.c @@ -28,6 +28,8 @@ static const struct platform_device_id pwm_id_table[] = { /* PWM has_secondary_pwm? */ { "pxa25x-pwm", 0 }, { "pxa27x-pwm", 0 | HAS_SECONDARY_PWM }, + { "pxa168-pwm", 1 }, + { "pxa910-pwm", 1 }, { }, }; MODULE_DEVICE_TABLE(platform, pwm_id_table); 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