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arm: rmobile: lager: Fix CPU frequency setting

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Setting to change the CPU frequency is only used version2.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
This commit is contained in:
Nobuhiro Iwamatsu 2014-07-30 12:28:00 +09:00
parent 9f1c3beada
commit f212a8abf3
1 changed files with 5 additions and 3 deletions
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8
board/renesas/lager/lager.c
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@ -29,15 +29,17 @@ void s_init(void)
{ {
struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE; struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE; struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
u32 stc;
/* Watchdog init */ /* Watchdog init */
writel(0xA5A5A500, &rwdt->rwtcsra); writel(0xA5A5A500, &rwdt->rwtcsra);
writel(0xA5A5A500, &swdt->swtcsra); writel(0xA5A5A500, &swdt->swtcsra);
/* CPU frequency setting. Set to 1.4GHz */ /* CPU frequency setting. Set to 1.4GHz */
stc = ((1500 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1) << PLL0_STC_BIT; if (rmobile_get_cpu_rev_integer() >= R8A7790_CUT_ES2X) {
clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc); 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(Quality-of-Service) Init */
qos_init(); qos_init();