New patch to review for coreboot: 6b7354c exynos5420: add I2C8-10 to clock_get_periph_rate()

[Gabe Black]

Gabe Black ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3676

-gerrit

commit 6b7354c4a4e375fc3fe28e74b2a55becc6ac9e80
Author: David Hendricks 
Date:   Sat Jun 15 19:22:06 2013 -0700

exynos5420: add I2C8-10 to clock_get_periph_rate()

This adds entries for I2C8-10 to giant switch statement in
    clock_get_periph_rate(). It also eliminates the I2C peripheral's
    usage of clk_bit_info since it's confusing and error-prone.

Change-Id: I30dfc4c9a03fbf16d08e44e074189fb9021edb6d
    Signed-off-by: David Hendricks 
    Signed-off-by: Gabe Black 
---
 src/cpu/samsung/exynos5420/clock.c  | 16 ++++++----------
 src/cpu/samsung/exynos5420/periph.h |  3 +++
 2 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/src/cpu/samsung/exynos5420/clock.c b/src/cpu/samsung/exynos5420/clock.c
index 1df4aba..8799149 100644
--- a/src/cpu/samsung/exynos5420/clock.c
+++ b/src/cpu/samsung/exynos5420/clock.c
@@ -47,14 +47,7 @@ static struct clk_bit_info clk_bit_info[PERIPH_ID_COUNT] = {
    {4,	12,	16},
    {-1,	-1,	-1},
    {-1,	-1,	-1},
-	{-1,	24,	0},
-	{-1,	24,	0},
-	{-1,	24,	0},
-	{-1,	24,	0},
-	{-1,	24,	0},
-	{-1,	24,	0},
-	{-1,	24,	0},
-	{-1,	24,	0},
+	[PERIPH_ID_DPHPD]
    {24,	0,	-1},
    {24,	0,	-1},
    {24,	0,	-1},
@@ -200,9 +193,12 @@ unsigned long clock_get_periph_rate(enum periph_id peripheral)
    case PERIPH_ID_I2C5:
    case PERIPH_ID_I2C6:
    case PERIPH_ID_I2C7:
+	case PERIPH_ID_I2C8:
+	case PERIPH_ID_I2C9:
+	case PERIPH_ID_I2C10:
    	sclk = get_pll_clk(MPLL);
-		sub_div = ((readl(&clk->div_top1) >> bit_info->div_bit) & 0x7) + 1;
-		div = ((readl(&clk->div_top0) >> bit_info->prediv_bit) & 0x7) + 1;
+		sub_div = ((readl(&clk->div_top1) >> 24) & 0x7) + 1;
+		div = (readl(&clk->div_top0) & 0x7) + 1;
    	return (sclk / sub_div) / div;
    default:
    	printk(BIOS_DEBUG, "%s: invalid peripheral %d", __func__, peripheral);
diff --git a/src/cpu/samsung/exynos5420/periph.h b/src/cpu/samsung/exynos5420/periph.h
index 3981662..94f150e 100644
--- a/src/cpu/samsung/exynos5420/periph.h
+++ b/src/cpu/samsung/exynos5420/periph.h
@@ -53,6 +53,9 @@ enum periph_id {
    PERIPH_ID_I2C5,
    PERIPH_ID_I2C6,
    PERIPH_ID_I2C7,
+	PERIPH_ID_I2C8,
+	PERIPH_ID_I2C9,
+	PERIPH_ID_I2C10,
    PERIPH_ID_DPHPD,	/* eDP hot plug detect */
    PERIPH_ID_PWM0,
    PERIPH_ID_PWM1,