diff options
| author | Martyn Welch <martyn.welch@collabora.co.uk> | 2017-11-08 15:35:11 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2017-11-20 09:58:31 +0100 |
| commit | 065a1ece7a4dadc525e9fb587c5c0c57c288e249 (patch) | |
| tree | eade0f9beb41a34f90d01dd98d5199493b5ba886 | |
| parent | ecdfb4195b20eb2dcde3c4083170016c13c69e8b (diff) | |
pwm: imx: Enable PWM support on i.MX53
Add missing parts for i.MX53 PWM support
Acked-by: Nandor Han <nandor.han@ge.com>
Signed-off-by: Martyn Welch <martyn.welch@collabora.co.uk>
Cc: Stefano Babic <sbabic@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>
| -rw-r--r-- | arch/arm/include/asm/arch-mx5/imx-regs.h | 17 | ||||
| -rw-r--r-- | drivers/pwm/pwm-imx-util.c | 2 |
2 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx5/imx-regs.h b/arch/arm/include/asm/arch-mx5/imx-regs.h index 3e79fa3224e..2b0dc1e733f 100644 --- a/arch/arm/include/asm/arch-mx5/imx-regs.h +++ b/arch/arm/include/asm/arch-mx5/imx-regs.h @@ -508,6 +508,23 @@ struct fuse_bank4_regs { }; #endif +#define PWMCR_PRESCALER(x) (((x - 1) & 0xFFF) << 4) +#define PWMCR_DOZEEN (1 << 24) +#define PWMCR_WAITEN (1 << 23) +#define PWMCR_DBGEN (1 << 22) +#define PWMCR_CLKSRC_IPG_HIGH (2 << 16) +#define PWMCR_CLKSRC_IPG (1 << 16) +#define PWMCR_EN (1 << 0) + +struct pwm_regs { + u32 cr; + u32 sr; + u32 ir; + u32 sar; + u32 pr; + u32 cnr; +}; + #endif /* __ASSEMBLER__*/ #endif /* __ASM_ARCH_MX5_IMX_REGS_H__ */ diff --git a/drivers/pwm/pwm-imx-util.c b/drivers/pwm/pwm-imx-util.c index 534dd8eece3..97ac0c8fc0c 100644 --- a/drivers/pwm/pwm-imx-util.c +++ b/drivers/pwm/pwm-imx-util.c @@ -23,10 +23,12 @@ struct pwm_regs *pwm_id_to_reg(int pwm_id) return (struct pwm_regs *)PWM1_BASE_ADDR; case 1: return (struct pwm_regs *)PWM2_BASE_ADDR; +#ifdef CONFIG_MX6 case 2: return (struct pwm_regs *)PWM3_BASE_ADDR; case 3: return (struct pwm_regs *)PWM4_BASE_ADDR; +#endif #ifdef CONFIG_MX6SX case 4: return (struct pwm_regs *)PWM5_BASE_ADDR; |