From: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Date: Fri, 28 Mar 2014 02:15:59 +0000 (+0900)
Subject: arm: rmobile: Add rmobile_get_cpu_rev_fraction() for R-Car SoCs
X-Git-Tag: v2014.07-rc2~9^2~2^2~13
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=a028abea6c804a3f6de76ad9eda23fbf9ecb8422;p=u-boot

arm: rmobile: Add rmobile_get_cpu_rev_fraction() for R-Car SoCs

This adds rmobile_get_cpu_rev_fraction to get fraction revision for R-Car SoCs.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
---

diff --git a/arch/arm/cpu/armv7/rmobile/cpu_info-rcar.c b/arch/arm/cpu/armv7/rmobile/cpu_info-rcar.c
index 65e89aa250..42ee30fbe7 100644
--- a/arch/arm/cpu/armv7/rmobile/cpu_info-rcar.c
+++ b/arch/arm/cpu/armv7/rmobile/cpu_info-rcar.c
@@ -19,3 +19,8 @@ u32 rmobile_get_cpu_rev_integer(void)
 {
 	return ((readl(PRR) & 0x000000F0) >> 4) + 1;
 }
+
+u32 rmobile_get_cpu_rev_fraction(void)
+{
+	return readl(PRR) & 0x0000000F;
+}