From f212a8abf3dc3715b95ce3c187c7402ee40788e6 Mon Sep 17 00:00:00 2001
From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Date: Wed, 30 Jul 2014 12:28:00 +0900
Subject: [PATCH] arm: rmobile: lager: Fix CPU frequency setting
Setting to change the CPU frequency is only used version2.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
---
board/renesas/lager/lager.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c
index a5a0474cd7..5302839b33 100644
--- a/board/renesas/lager/lager.c
+++ b/board/renesas/lager/lager.c
@@ -29,15 +29,17 @@ void s_init(void)
{
struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
- u32 stc;
/* Watchdog init */
writel(0xA5A5A500, &rwdt->rwtcsra);
writel(0xA5A5A500, &swdt->swtcsra);
/* CPU frequency setting. Set to 1.4GHz */
- stc = ((1500 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1) << PLL0_STC_BIT;
- clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
+ if (rmobile_get_cpu_rev_integer() >= R8A7790_CUT_ES2X) {
+ u32 stc = ((1400 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1)
+ << PLL0_STC_BIT;
+ clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
+ }
/* QoS(Quality-of-Service) Init */
qos_init();
--
2.39.5