summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorTerry Lv <r65388@freescale.com>2011-01-05 17:03:28 +0800
committerTerry Lv <r65388@freescale.com>2011-01-07 15:32:24 +0800
commit1fa596e19e8ea43414d88835726b98fb90ffc877 (patch)
treeb0b4b5186471cee0572d6d6342d5a962206c804f
parent5d92b32e22a49b32a35b5d456c8d38af04f53422 (diff)
downloadu-boot-imx-1fa596e19e8ea43414d88835726b98fb90ffc877.zip
u-boot-imx-1fa596e19e8ea43414d88835726b98fb90ffc877.tar.gz
u-boot-imx-1fa596e19e8ea43414d88835726b98fb90ffc877.tar.bz2
ENGR00137604: Change PLL4 to 455MHz for mx53
Required by display to set ldb. We need to set PLL4 to 455MHz. Signed-off-by: Terry Lv <r65388@freescale.com>
Diffstat
-rw-r--r--board/freescale/mx53_ard/lowlevel_init.S7
-rw-r--r--board/freescale/mx53_evk/lowlevel_init.S7
-rw-r--r--board/freescale/mx53_loco/lowlevel_init.S7
-rw-r--r--board/freescale/mx53_smd/lowlevel_init.S7
-rw-r--r--cpu/arm_cortexa8/mx53/generic.c5
-rw-r--r--include/asm-arm/arch-mx53/mx53.h6
6 files changed, 33 insertions, 6 deletions
diff --git a/board/freescale/mx53_ard/lowlevel_init.S b/board/freescale/mx53_ard/lowlevel_init.S
index 32f8ee3..249c2f8 100644
--- a/board/freescale/mx53_ard/lowlevel_init.S
+++ b/board/freescale/mx53_ard/lowlevel_init.S
@@ -1,7 +1,7 @@
/*
* Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
*
- * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -135,6 +135,8 @@
setup_pll PLL3_BASE_ADDR, 216
+ setup_pll PLL4_BASE_ADDR, 455
+
/* Set the platform clock dividers */
ldr r0, PLATFORM_BASE_ADDR_W
ldr r1, PLATFORM_CLOCK_DIV_W
@@ -224,5 +226,8 @@ W_DP_MFN_400: .word DP_MFN_400
W_DP_OP_216: .word DP_OP_216
W_DP_MFD_216: .word DP_MFD_216
W_DP_MFN_216: .word DP_MFN_216
+W_DP_OP_455: .word DP_OP_455
+W_DP_MFD_455: .word DP_MFD_455
+W_DP_MFN_455: .word DP_MFN_455
PLATFORM_BASE_ADDR_W: .word ARM_BASE_ADDR
PLATFORM_CLOCK_DIV_W: .word 0x00000124
diff --git a/board/freescale/mx53_evk/lowlevel_init.S b/board/freescale/mx53_evk/lowlevel_init.S
index 4c5d78d..7b1fbd7 100644
--- a/board/freescale/mx53_evk/lowlevel_init.S
+++ b/board/freescale/mx53_evk/lowlevel_init.S
@@ -1,7 +1,7 @@
/*
* Copyright (C) 2007, Guennadi Liakhovetski <lg@denx.de>
*
- * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -135,6 +135,8 @@
setup_pll PLL3_BASE_ADDR, 216
+ setup_pll PLL4_BASE_ADDR, 455
+
/* Set the platform clock dividers */
ldr r0, PLATFORM_BASE_ADDR_W
ldr r1, PLATFORM_CLOCK_DIV_W
@@ -224,5 +226,8 @@ W_DP_MFN_400: .word DP_MFN_400
W_DP_OP_216: .word DP_OP_216
W_DP_MFD_216: .word DP_MFD_216
W_DP_MFN_216: .word DP_MFN_216
+W_DP_OP_455: .word DP_OP_455
+W_DP_MFD_455: .word DP_MFD_455
+W_DP_MFN_455: .word DP_MFN_455
PLATFORM_BASE_ADDR_W: .word ARM_BASE_ADDR
PLATFORM_CLOCK_DIV_W: .word 0x00000124
diff --git a/board/freescale/mx53_loco/lowlevel_init.S b/board/freescale/mx53_loco/lowlevel_init.S
index 5fadbc2..ac374f3 100644
--- a/board/freescale/mx53_loco/lowlevel_init.S
+++ b/board/freescale/mx53_loco/lowlevel_init.S
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -133,6 +133,8 @@
setup_pll PLL3_BASE_ADDR, 216
+ setup_pll PLL4_BASE_ADDR, 455
+
/* Set the platform clock dividers */
ldr r0, PLATFORM_BASE_ADDR_W
ldr r1, PLATFORM_CLOCK_DIV_W
@@ -225,5 +227,8 @@ W_DP_MFN_400: .word DP_MFN_400
W_DP_OP_216: .word DP_OP_216
W_DP_MFD_216: .word DP_MFD_216
W_DP_MFN_216: .word DP_MFN_216
+W_DP_OP_455: .word DP_OP_455
+W_DP_MFD_455: .word DP_MFD_455
+W_DP_MFN_455: .word DP_MFN_455
PLATFORM_BASE_ADDR_W: .word ARM_BASE_ADDR
PLATFORM_CLOCK_DIV_W: .word 0x00000124
diff --git a/board/freescale/mx53_smd/lowlevel_init.S b/board/freescale/mx53_smd/lowlevel_init.S
index 363db56..5feaaf1 100644
--- a/board/freescale/mx53_smd/lowlevel_init.S
+++ b/board/freescale/mx53_smd/lowlevel_init.S
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
@@ -133,6 +133,8 @@
setup_pll PLL3_BASE_ADDR, 216
+ setup_pll PLL4_BASE_ADDR, 455
+
/* Set the platform clock dividers */
ldr r0, PLATFORM_BASE_ADDR_W
ldr r1, PLATFORM_CLOCK_DIV_W
@@ -236,5 +238,8 @@ W_DP_MFN_400: .word DP_MFN_400
W_DP_OP_216: .word DP_OP_216
W_DP_MFD_216: .word DP_MFD_216
W_DP_MFN_216: .word DP_MFN_216
+W_DP_OP_455: .word DP_OP_455
+W_DP_MFD_455: .word DP_MFD_455
+W_DP_MFN_455: .word DP_MFN_455
PLATFORM_BASE_ADDR_W: .word ARM_BASE_ADDR
PLATFORM_CLOCK_DIV_W: .word 0x00000124
diff --git a/cpu/arm_cortexa8/mx53/generic.c b/cpu/arm_cortexa8/mx53/generic.c
index 3e3571e..d31d9b5 100644
--- a/cpu/arm_cortexa8/mx53/generic.c
+++ b/cpu/arm_cortexa8/mx53/generic.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
@@ -494,6 +494,8 @@ void mxc_dump_clocks(void)
printf("mx53 pll2: %dMHz\n", freq / 1000000);
freq = __decode_pll(PLL3_CLK, CONFIG_MX53_HCLK_FREQ);
printf("mx53 pll3: %dMHz\n", freq / 1000000);
+ freq = __decode_pll(PLL4_CLK, CONFIG_MX53_HCLK_FREQ);
+ printf("mx53 pll4: %dMHz\n", freq / 1000000);
printf("ipg clock : %dHz\n", mxc_get_clock(MXC_IPG_CLK));
printf("ipg per clock : %dHz\n", mxc_get_clock(MXC_IPG_PERCLK));
printf("uart clock : %dHz\n", mxc_get_clock(MXC_UART_CLK));
@@ -989,6 +991,7 @@ int print_cpuinfo(void)
(get_board_rev() & 0xFF) >> 4,
(get_board_rev() & 0xF),
__get_mcu_main_clk() / 1000000);
+ mxc_dump_clocks();
return 0;
}
#endif
diff --git a/include/asm-arm/arch-mx53/mx53.h b/include/asm-arm/arch-mx53/mx53.h
index 1a59998..39babf9 100644
--- a/include/asm-arm/arch-mx53/mx53.h
+++ b/include/asm-arm/arch-mx53/mx53.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2010-2011 Freescale Semiconductor, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -374,6 +374,10 @@
#define DP_MFD_532 (24 - 1)
#define DP_MFN_532 13
+#define DP_OP_455 ((8 << 4) + ((2 - 1) << 0))
+#define DP_MFD_455 (48 - 1)
+#define DP_MFN_455 71
+
#define DP_OP_400 ((8 << 4) + ((2 - 1) << 0))
#define DP_MFD_400 (3 - 1)
#define DP_MFN_400 1
generated by cgit v1.1 at 2024-11-24 02:58:38 +0000