mirror of https://github.com/hak5/openwrt.git
45 lines
1.6 KiB
Diff
45 lines
1.6 KiB
Diff
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From 8846830e0f7b5ea2721e3d8b2bd517fa1a11c628 Mon Sep 17 00:00:00 2001
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From: Andy Green <andy@openmoko.com>
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Date: Thu, 11 Sep 2008 20:38:46 +0800
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Subject: [PATCH] fix-glamo-crank-memory-to-90MHz.patch
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This changes Glamo memory and now host bus PLL to 90MHz from
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80MHz, as recommended by S-Media. Bandwidth should go up
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by 12.5% by this in raw terms anyway.
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Signed-off-by: Andy Green <andy@openmoko.com>
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---
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drivers/mfd/glamo/glamo-core.c | 9 ++++++---
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1 files changed, 6 insertions(+), 3 deletions(-)
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diff --git a/drivers/mfd/glamo/glamo-core.c b/drivers/mfd/glamo/glamo-core.c
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index b30ec9f..2619c5f 100644
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--- a/drivers/mfd/glamo/glamo-core.c
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+++ b/drivers/mfd/glamo/glamo-core.c
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@@ -729,8 +729,8 @@ static struct glamo_script glamo_init_script[] = {
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{ GLAMO_REG_CLOCK_MPEG, 0x0000 },
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#endif
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{ GLAMO_REG_PLL_GEN1, 0x05db }, /* 48MHz */
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- { GLAMO_REG_PLL_GEN3, 0x09c3 }, /* 80MHz */
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- { 0xfffd, 0 },
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+ { GLAMO_REG_PLL_GEN3, 0x0aba }, /* 90MHz */
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+ { 0xfffd, 0 },
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/*
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* b9 of this register MUST be zero to get any interrupts on INT#
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* the other set bits enable all the engine interrupt sources
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@@ -745,7 +745,10 @@ static struct glamo_script glamo_init_script[] = {
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{ 0x212, 0x0000 },
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{ 0x214, 0x4000 },
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{ 0x216, 0xf00e },
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- { GLAMO_REG_MEM_TYPE, 0x0874 }, /* 8MB, 16 word pg wr+rd */
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+
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+ /* S-Media recommended "set tiling mode to 512 mode for memory access
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+ * more efficiency when 640x480" */
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+ { GLAMO_REG_MEM_TYPE, 0x0c74 }, /* 8MB, 16 word pg wr+rd */
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{ GLAMO_REG_MEM_GEN, 0xafaf }, /* 63 grants min + max */
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/*
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* the register below originally 0x0108 makes unreliable Glamo MMC
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--
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1.5.6.5
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