Re: [PATCH v6 07/11] ARM: sun9i: smp: Rename clusters's power-off

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Hello!

On 4/17/2018 12:50 AM, Mylène Josserand wrote:

To prepare the support for sun8i-a83t, rename the variable name

   s/variable/macro/ maybe? Also "rename the ... name" sounds tautological...

that handles the power-off of clusters because it is different from
sun9i-a80 to sun8i-a83t.

The power off register for clusters are different from a80 and a83t.

Signed-off-by: Mylène Josserand <mylene.josserand@xxxxxxxxxxx>
Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
Reviewed-by: Chen-Yu Tsai <wens@xxxxxxxx>
---
  arch/arm/mach-sunxi/mc_smp.c | 6 +++---
  1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm/mach-sunxi/mc_smp.c b/arch/arm/mach-sunxi/mc_smp.c
index 727968d6a3e5..03f021d0c73e 100644
--- a/arch/arm/mach-sunxi/mc_smp.c
+++ b/arch/arm/mach-sunxi/mc_smp.c
@@ -60,7 +60,7 @@
  #define PRCM_CPU_PO_RST_CTRL_CORE(n)	BIT(n)
  #define PRCM_CPU_PO_RST_CTRL_CORE_ALL	0xf
  #define PRCM_PWROFF_GATING_REG(c)	(0x100 + 0x4 * (c))
-#define PRCM_PWROFF_GATING_REG_CLUSTER	BIT(4)
+#define PRCM_PWROFF_GATING_REG_CLUSTER_SUN9I	BIT(4)
  #define PRCM_PWROFF_GATING_REG_CORE(n)	BIT(n)
  #define PRCM_PWR_SWITCH_REG(c, cpu)	(0x140 + 0x10 * (c) + 0x4 * (cpu))
  #define PRCM_CPU_SOFT_ENTRY_REG		0x164
@@ -255,7 +255,7 @@ static int sunxi_cluster_powerup(unsigned int cluster)
/* clear cluster power gate */
  	reg = readl(prcm_base + PRCM_PWROFF_GATING_REG(cluster));
-	reg &= ~PRCM_PWROFF_GATING_REG_CLUSTER;
+	reg &= ~PRCM_PWROFF_GATING_REG_CLUSTER_SUN9I;
  	writel(reg, prcm_base + PRCM_PWROFF_GATING_REG(cluster));
  	udelay(20);
@@ -452,7 +452,7 @@ static int sunxi_cluster_powerdown(unsigned int cluster)
  	/* gate cluster power */
  	pr_debug("%s: gate cluster power\n", __func__);
  	reg = readl(prcm_base + PRCM_PWROFF_GATING_REG(cluster));
-	reg |= PRCM_PWROFF_GATING_REG_CLUSTER;
+	reg |= PRCM_PWROFF_GATING_REG_CLUSTER_SUN9I;
  	writel(reg, prcm_base + PRCM_PWROFF_GATING_REG(cluster));
  	udelay(20);

MBR, Sergei



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