diff options
Diffstat (limited to 'packages/linux/linux-ezx-2.6.21/patches/a1200-pcap.patch')
| -rw-r--r-- | packages/linux/linux-ezx-2.6.21/patches/a1200-pcap.patch | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/packages/linux/linux-ezx-2.6.21/patches/a1200-pcap.patch b/packages/linux/linux-ezx-2.6.21/patches/a1200-pcap.patch index 9bc17555cd..8aa1e46d73 100644 --- a/packages/linux/linux-ezx-2.6.21/patches/a1200-pcap.patch +++ b/packages/linux/linux-ezx-2.6.21/patches/a1200-pcap.patch @@ -1,7 +1,7 @@ Index: linux-2.6.21/arch/arm/mach-pxa/ezx-a1200.c =================================================================== ---- linux-2.6.21.orig/arch/arm/mach-pxa/ezx-a1200.c 2007-06-28 22:44:12.000000000 -0300 -+++ linux-2.6.21/arch/arm/mach-pxa/ezx-a1200.c 2007-06-28 22:45:56.000000000 -0300 +--- linux-2.6.21.orig/arch/arm/mach-pxa/ezx-a1200.c 2007-09-07 11:32:32.000000000 -0300 ++++ linux-2.6.21/arch/arm/mach-pxa/ezx-a1200.c 2007-09-07 11:51:55.000000000 -0300 @@ -19,6 +19,7 @@ #include <asm/arch/pxa-regs.h> #include <asm/arch/pxafb.h> @@ -10,13 +10,43 @@ Index: linux-2.6.21/arch/arm/mach-pxa/ezx-a1200.c #include "generic.h" -@@ -48,7 +49,40 @@ +@@ -48,7 +49,70 @@ .pxafb_lcd_power = &ezx_lcd_power, }; +/* PCAP */ +static int __init a1200_pcap_init(void) +{ ++ /* ++ * FIXME: this is the PCAP INITIAL STATE. ++ * most of these writes should NOT be done here ++ * * voltage regulators, voltage enablers should be set by the ++ * driver which uses the connected hardware. Otherwise you ++ * drain power unnecessarily. ++ * * interrupt related registers should be set by the irq functions ++ * only. I think that the INT_SEL register selects on which irq ++ * pin the (ap/bp) the irq goes. This should go on ezx-pcap.c, but ++ * only if it actually makes any difference. ++ * * Only power state automatic changes should be done here. ++ * (*LOWPWR, *STBY, LOWPWR*) ++ * * I removed some writes which i consider extremelly wrong. And ++ * which i think will not break anything (they were overwritten ++ * later anyway). ++ * ++ * --WM ++ */ ++ ezx_pcap_write(PCAP_REG_INT_SEL, 0x0); /* wrong */ ++ ezx_pcap_write(PCAP_REG_SWCTRL, 0x2ee6); /* partially wrong */ ++ ezx_pcap_write(PCAP_REG_VREG1, 0x15778e3); /* wrong */ ++ ezx_pcap_write(PCAP_REG_VREG2, 0x810234); /* partially wrong */ ++ ezx_pcap_write(PCAP_REG_AUXVREG, 0x1024bec); /* wrong */ ++ ezx_pcap_write(PCAP_REG_PWR, 0x94108); /* partially wrong */ ++ ezx_pcap_write(PCAP_REG_AUXVREG_MASK, 0x214d48); /* wrong */ ++ ezx_pcap_write(PCAP_REG_BUSCTRL, 0x2a0); /* wrong */ ++ ezx_pcap_write(PCAP_REG_LOWPWR, 0x1d9610c); ++ ezx_pcap_write(PCAP_REG_PERIPH, 0x0); /* wrong */ ++ ezx_pcap_write(PCAP_REG_GP, 0x107); /* probably unnecessary */ ++ + return 0; +} + |