[PATCH] irqchip: aspeed: scu-ic add initial register
From: Ryan Chen <ryan_chen@aspeedtech.com>
Date: 2023-01-30 09:00:01
Also in:
linux-aspeed
Subsystem:
aspeed scu interrupt controller driver, irqchip drivers, the rest · Maintainers:
Eddie James, Thomas Gleixner, Linus Torvalds
Add register initial in probe. For avoid isr/ier is not initial. Signed-off-by: Ryan Chen <ryan_chen@aspeedtech.com> --- drivers/irqchip/irq-aspeed-scu-ic.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/irqchip/irq-aspeed-scu-ic.c b/drivers/irqchip/irq-aspeed-scu-ic.c
index 279e92cf0b16..94a7223e95df 100644
--- a/drivers/irqchip/irq-aspeed-scu-ic.c
+++ b/drivers/irqchip/irq-aspeed-scu-ic.c@@ -17,8 +17,9 @@ #define ASPEED_SCU_IC_REG 0x018 #define ASPEED_SCU_IC_SHIFT 0 -#define ASPEED_SCU_IC_ENABLE GENMASK(6, ASPEED_SCU_IC_SHIFT) +#define ASPEED_SCU_IC_ENABLE GENMASK(15, ASPEED_SCU_IC_SHIFT) #define ASPEED_SCU_IC_NUM_IRQS 7 +#define ASPEED_SCU_IC_STATUS GENMASK(28, 16) #define ASPEED_SCU_IC_STATUS_SHIFT 16 #define ASPEED_AST2600_SCU_IC0_REG 0x560
@@ -155,6 +156,8 @@ static int aspeed_scu_ic_of_init_common(struct aspeed_scu_ic *scu_ic, rc = PTR_ERR(scu_ic->scu); goto err; } + regmap_write_bits(scu_ic->scu, scu_ic->reg, ASPEED_SCU_IC_STATUS, ASPEED_SCU_IC_STATUS); + regmap_write_bits(scu_ic->scu, scu_ic->reg, ASPEED_SCU_IC_ENABLE, 0); irq = irq_of_parse_and_map(node, 0); if (!irq) {
--
2.34.1
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