Re: [PATCH 1/7] irqchip: renesas-irqc: Add more register documentation

From: Simon Horman
Date: Wed Mar 18 2015 - 21:36:28 EST


On Wed, Mar 18, 2015 at 07:55:55PM +0100, Geert Uytterhoeven wrote:
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Reviewed-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>

> ---
> drivers/irqchip/irq-renesas-irqc.c | 20 +++++++++++++++-----
> 1 file changed, 15 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/irqchip/irq-renesas-irqc.c b/drivers/irqchip/irq-renesas-irqc.c
> index 2ea3412fdf8cc668..2ce2edf8ec8ec182 100644
> --- a/drivers/irqchip/irq-renesas-irqc.c
> +++ b/drivers/irqchip/irq-renesas-irqc.c
> @@ -30,14 +30,24 @@
> #include <linux/module.h>
> #include <linux/platform_data/irq-renesas-irqc.h>
>
> -#define IRQC_IRQ_MAX 32 /* maximum 32 interrupts per driver instance */
> +#define IRQC_IRQ_MAX 32 /* maximum 32 interrupts per driver instance */
>
> -#define IRQC_REQ_STS 0x00
> -#define IRQC_EN_STS 0x04
> -#define IRQC_EN_SET 0x08
> +#define IRQC_REQ_STS 0x00 /* Interrupt Request Status Register */
> +#define IRQC_EN_STS 0x04 /* Interrupt Enable Status Register */
> +#define IRQC_EN_SET 0x08 /* Interrupt Enable Set Register */
> #define IRQC_INT_CPU_BASE(n) (0x000 + ((n) * 0x10))
> -#define DETECT_STATUS 0x100
> + /* SYS-CPU vs. RT-CPU */
> +#define DETECT_STATUS 0x100 /* IRQn Detect Status Register */
> +#define MONITOR 0x104 /* IRQn Signal Level Monitor Register */
> +#define HLVL_STS 0x108 /* IRQn High Level Detect Status Register */
> +#define LLVL_STS 0x10c /* IRQn Low Level Detect Status Register */
> +#define S_R_EDGE_STS 0x110 /* IRQn Sync Rising Edge Detect Status Reg. */
> +#define S_F_EDGE_STS 0x114 /* IRQn Sync Falling Edge Detect Status Reg. */
> +#define A_R_EDGE_STS 0x118 /* IRQn Async Rising Edge Detect Status Reg. */
> +#define A_F_EDGE_STS 0x11c /* IRQn Async Falling Edge Detect Status Reg. */
> +#define CHTEN_STS 0x120 /* Chattering Reduction Status Register */
> #define IRQC_CONFIG(n) (0x180 + ((n) * 0x04))
> + /* IRQn Configuration Register */
>
> struct irqc_irq {
> int hw_irq;
> --
> 1.9.1
>
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