From e5c815272dc8436f487c3b6ed238d80910f0fde0 Mon Sep 17 00:00:00 2001
From: Michael Sparmann <theseven@rockbox.org>
Date: Wed, 17 Feb 2010 15:57:53 +0000
Subject: Add more information to the battery debug screen for Nano2G

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24723 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/target/arm/s5l8700/app.lds                |  4 +-
 firmware/target/arm/s5l8700/crt0.S                 | 96 +++++++++++-----------
 firmware/target/arm/s5l8700/debug-s5l8700.c        |  3 +
 .../target/arm/s5l8700/ipodnano2g/power-nano2g.c   |  2 +-
 4 files changed, 54 insertions(+), 51 deletions(-)

(limited to 'firmware/target/arm/s5l8700')

diff --git a/firmware/target/arm/s5l8700/app.lds b/firmware/target/arm/s5l8700/app.lds
index e431ee1fd7..ed47ad5643 100644
--- a/firmware/target/arm/s5l8700/app.lds
+++ b/firmware/target/arm/s5l8700/app.lds
@@ -28,7 +28,7 @@ STARTUP(target/arm/s5l8700/crt0.o)
 #define DRAMSIZE (DRAM_SIZE - STUBOFFSET - PLUGINSIZE - CODECSIZE)
 #define CODECORIG (ENDAUDIOADDR)
 #if CONFIG_CPU==S5L8700
-#define IRAMSIZE (64*1024)  /* 128KB total - 64KB for core, 64KB for plugins */
+#define IRAMSIZE (128*1024)  /* 256KB total - 128KB for core, 128KB for plugins */
 #else /* S5L8701 */
 #define IRAMSIZE (96*1024)  /* 176KB total - 96KB for core, 80KB for plugins */
 #endif
@@ -108,7 +108,7 @@ SECTIONS
        stackbegin = .;
        _stackbegin = .;
 #ifdef IPOD_NANO2G
-       . += 0x4000;
+       . += 0x2000;
 #endif
        . += 0x2000;
        stackend = .;
diff --git a/firmware/target/arm/s5l8700/crt0.S b/firmware/target/arm/s5l8700/crt0.S
index bb6d910e22..fe2a2c1980 100644
--- a/firmware/target/arm/s5l8700/crt0.S
+++ b/firmware/target/arm/s5l8700/crt0.S
@@ -260,64 +260,64 @@ start_loc:
 
 #if defined(MEIZU_M6SP) || defined(MEIZU_M3)
     /* setup SDRAM for Meizu M6SP */
-    ldr r1, =0x38200000
-    // configure SDR drive strength and pad settings
+    ldr r1, =0x38200000
+    // configure SDR drive strength and pad settings
     mov r0, #SDR_DSS_SEL_B
-    str r0, [r1, #0x4C] // MIU_DSS_SEL_B
+    str r0, [r1, #0x4C] // MIU_DSS_SEL_B
     mov r0, #SDR_DSS_SEL_O
-    str r0, [r1, #0x50] // MIU_DSS_SEL_O
+    str r0, [r1, #0x50] // MIU_DSS_SEL_O
     mov r0, #SDR_DSS_SEL_C
-    str r0, [r1, #0x54] // MIU_DSS_SEL_C
-    mov r0, #2
-    str r0, [r1, #0x60] // SSTL2_PAD_ON
-    // select SDR mode
+    str r0, [r1, #0x54] // MIU_DSS_SEL_C
+    mov r0, #2
+    str r0, [r1, #0x60] // SSTL2_PAD_ON
+    // select SDR mode
     ldr r0, [r1, #0x40]
-    mov r2, #0xFFFDFFFF
-    and r0, r0, r2
-    orr r0, r0, #1
-    str r0, [r1, #0x40] // MIUORG
+    mov r2, #0xFFFDFFFF
+    and r0, r0, r2
+    orr r0, r0, #1
+    str r0, [r1, #0x40] // MIUORG
     // set controller configuration
     mov r0, #SDR_CONFIG
     str r0, [r1]        // MIUCON
-    // set SDRAM timing
+    // set SDRAM timing
     ldr r0, =SDR_TIMING
-    str r0, [r1, #0x10] // MIUSDPARA
-    // set refresh rate
-    mov r0, #0x1080
-    str r0, [r1, #0x08] // MIUAREF
-    // initialise SDRAM 
-    mov r0, #0x003
-    str r0, [r1, #0x04] // MIUCOM = nop
-    ldr r0, =0x203
-    str r0, [r1, #0x04] // MIUCOM = precharge all banks
-    nop
-    nop
-    nop
-    ldr r0, =0x303
-    str r0, [r1, #0x04] // MIUCOM = auto-refresh
-    nop
-    nop
-    nop
-    nop
-    str r0, [r1, #0x04] // MIUCOM = auto-refresh
-    nop
-    nop
-    nop
-    nop
-    str r0, [r1, #0x04] // MIUCOM = auto-refresh
-    nop
-    nop
-    nop
-    nop
-    // set mode register
+    str r0, [r1, #0x10] // MIUSDPARA
+    // set refresh rate
+    mov r0, #0x1080
+    str r0, [r1, #0x08] // MIUAREF
+    // initialise SDRAM 
+    mov r0, #0x003
+    str r0, [r1, #0x04] // MIUCOM = nop
+    ldr r0, =0x203
+    str r0, [r1, #0x04] // MIUCOM = precharge all banks
+    nop
+    nop
+    nop
+    ldr r0, =0x303
+    str r0, [r1, #0x04] // MIUCOM = auto-refresh
+    nop
+    nop
+    nop
+    nop
+    str r0, [r1, #0x04] // MIUCOM = auto-refresh
+    nop
+    nop
+    nop
+    nop
+    str r0, [r1, #0x04] // MIUCOM = auto-refresh
+    nop
+    nop
+    nop
+    nop
+    // set mode register
     mov r0, #SDR_MRS
-    str r0, [r1, #0x0C] // MIUMRS
-    ldr r0, =0x103
-    str r0, [r1, #0x04] // MIUCOM = mode register set
+    str r0, [r1, #0x0C] // MIUMRS
+    ldr r0, =0x103
+    str r0, [r1, #0x04] // MIUCOM = mode register set
     ldr r0, =SDR_EMRS
-    str r0, [r1, #0x0C] // MIUMRS
-    ldr r0, =0x103
-    str r0, [r1, #0x04] // MIUCOM = mode register set
+    str r0, [r1, #0x0C] // MIUMRS
+    ldr r0, =0x103
+    str r0, [r1, #0x04] // MIUCOM = mode register set
 #endif /* MEIZU_M6SP */
 
     mov r1, #0x1
diff --git a/firmware/target/arm/s5l8700/debug-s5l8700.c b/firmware/target/arm/s5l8700/debug-s5l8700.c
index fe04d142e3..51321760ec 100644
--- a/firmware/target/arm/s5l8700/debug-s5l8700.c
+++ b/firmware/target/arm/s5l8700/debug-s5l8700.c
@@ -92,6 +92,9 @@ bool __dbg_ports(void)
         _DEBUG_PRINTF("GPIO 11: %08x",(unsigned int)PDAT11);
         _DEBUG_PRINTF("GPIO 13: %08x",(unsigned int)PDAT13);
         _DEBUG_PRINTF("GPIO 14: %08x",(unsigned int)PDAT14);
+        _DEBUG_PRINTF("5USEC  : %08x",(unsigned int)FIVE_USEC_TIMER);
+        _DEBUG_PRINTF("USEC   : %08x",(unsigned int)USEC_TIMER);
+        _DEBUG_PRINTF("USECREG: %08x",(unsigned int)(*(REG32_PTR_T)(0x3C700084)));
 
         lcd_update();
         if (button_get_w_tmo(HZ/10) == (DEBUG_CANCEL|BUTTON_REL))
diff --git a/firmware/target/arm/s5l8700/ipodnano2g/power-nano2g.c b/firmware/target/arm/s5l8700/ipodnano2g/power-nano2g.c
index 419c71a867..0626a91514 100644
--- a/firmware/target/arm/s5l8700/ipodnano2g/power-nano2g.c
+++ b/firmware/target/arm/s5l8700/ipodnano2g/power-nano2g.c
@@ -48,7 +48,7 @@ void power_off(void)
 
 void power_init(void)
 {
-    /* TODO */
+    pmu_write(0x1e, 15);  /* Vcore = 1.000V */
 }
 
 #if CONFIG_CHARGING
-- 
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