add first stab at support for the Motorola A780 GSM phone

NOTE: for now, we use a dedicated linux-ezx kernel, but once this proves working,
we will probably unify with linux-openzaurus

1 files changed, 132 insertions, 0 deletions

diff --git a/packages/linux/linux-ezx/a780-transflash_power.patch b/packages/linux/linux-ezx/a780-transflash_power.patch
new file mode 100644
index 0000000000..4b4d4634b5
--- /dev/null
+++ b/packages/linux/linux-ezx/a780-transflash_power.patch
@@ -0,0 +1,132 @@
+Index: linux-2.6.16.5-ezx/arch/arm/mach-pxa/ezx.c
+===================================================================
+--- linux-2.6.16.5-ezx.orig/arch/arm/mach-pxa/ezx.c	2006-05-02 19:17:34.000000000 +0200
++++ linux-2.6.16.5-ezx/arch/arm/mach-pxa/ezx.c	2006-05-02 22:30:24.000000000 +0200
+@@ -137,10 +137,63 @@
+ 	/* this is only e680, i guess */
+ }
+ 
++#if defined(CONFIG_PXA_EZX_A780)
++static u_int8_t mmc_voltage[] = {
++	[MMC_VDD_160] = 5,
++	[MMC_VDD_170] = 5,
++	[MMC_VDD_180] = 6,
++	[MMC_VDD_190] = 6,
++	[MMC_VDD_200] = 7,
++	[MMC_VDD_210] = 7,
++	[MMC_VDD_220] = 8,
++	[MMC_VDD_230] = 8,
++	[MMC_VDD_240] = 9,
++	[MMC_VDD_250] = 9,
++	[MMC_VDD_260] = 10,
++	[MMC_VDD_270] = 10,
++	[MMC_VDD_280] = 11,
++	[MMC_VDD_290] = 11,
++	[MMC_VDD_300] = 12,
++	[MMC_VDD_310] = 12,
++	[MMC_VDD_320] = 13,
++	[MMC_VDD_330] = 13,
++	[MMC_VDD_340] = 14,
++	[MMC_VDD_350] = 14,
++	[MMC_VDD_360] = 15,
++};
++#elif defined(CONFIG_PXA_EZX_E680)
++static u_int8_t mmc_voltage[] = {
++	[MMC_VDD_160] = 3,
++	[MMC_VDD_170] = 3,
++	[MMC_VDD_180] = 3,
++	[MMC_VDD_190] = 3,
++	[MMC_VDD_200] = 3,
++	[MMC_VDD_210] = 3,
++	[MMC_VDD_220] = 3,
++	[MMC_VDD_230] = 3,
++	[MMC_VDD_240] = 3,
++	[MMC_VDD_250] = 3,
++	[MMC_VDD_260] = 3,
++	[MMC_VDD_270] = 3,
++	[MMC_VDD_280] = 3,
++	[MMC_VDD_290] = 3,
++	[MMC_VDD_300] = 3,
++	[MMC_VDD_310] = 3,
++	[MMC_VDD_320] = 3,
++	[MMC_VDD_330] = 3,
++	[MMC_VDD_340] = 3,
++	[MMC_VDD_350] = 3,
++	[MMC_VDD_360] = 3,
++
++};
++#endif
++
+ static void ezx_mci_setpower(struct device *dev, unsigned int vdd)
+ {
+-	printk("%s entered\n", __FUNCTION__);
+-	/* FIXME: implement this */
++	printk("%s(vdd=%u) entered\n", __FUNCTION__, vdd);
++	if (vdd <= MMC_VDD_360)
++		SSP_PCAP_MMCSD_voltage(mmc_voltage[vdd]);
++
+ 	SSP_PCAP_MMCSD_poweron();
+ }
+ 
+@@ -152,7 +205,14 @@
+ }
+ 
+ static struct pxamci_platform_data ezx_mci_platform_data = {
+-	.ocr_mask	= MMC_VDD_27_28, //|MMC_VDD_32_33|MMC_VDD_33_34,
++#if defined(CONFIG_PXA_EZX_E680)
++	.ocr_mask	= MMC_VDD_27_28,
++#elif defined(CONFIG_PXA_EZX_A780)
++	.ocr_mask	= MMC_VDD_160_165|MMC_VDD_18_19|MMC_VDD_20_21
++			  |MMC_VDD_22_23|MMC_VDD_24_25|MMC_VDD_26_27
++			  |MMC_VDD_28_29|MMC_VDD_30_31|MMC_VDD_32_33
++			  |MMC_VDD_34_35|MMC_VDD_35_36,
++#endif
+ 	.init		= ezx_mci_init,
+ 	.get_ro		= ezx_mci_get_ro,
+ 	.setpower	= ezx_mci_setpower,
+Index: linux-2.6.16.5-ezx/drivers/misc/ezx/ssp_pcap_main.c
+===================================================================
+--- linux-2.6.16.5-ezx.orig/drivers/misc/ezx/ssp_pcap_main.c	2006-05-02 19:17:34.000000000 +0200
++++ linux-2.6.16.5-ezx/drivers/misc/ezx/ssp_pcap_main.c	2006-05-02 22:29:58.000000000 +0200
+@@ -125,18 +125,41 @@
+ 
+ void SSP_PCAP_MMCSD_poweroff(void)
+ {
++#if defined(CONFIG_PXA_EZX_E680)
+     SSP_PCAP_bit_clean(SSP_PCAP_ADJ_BIT_AUX_VREG_VAUX2_EN);
+     SSP_PCAP_bit_clean(SSP_PCAP_ADJ_BIT_AUX_VREG_VAUX2_EN);
++#else
++    SSP_PCAP_bit_clean(SSP_PCAP_ADJ_BIT_AUX_VREG_VAUX3_EN);
++#endif
+ }
+ EXPORT_SYMBOL(SSP_PCAP_MMCSD_poweroff);
+ 
+ void SSP_PCAP_MMCSD_poweron(void)
+ {
++#if defined(CONFIG_PXA_EZX_E680)
+     SSP_PCAP_bit_set(SSP_PCAP_ADJ_BIT_AUX_VREG_VAUX2_EN);
+     SSP_PCAP_bit_set(SSP_PCAP_ADJ_BIT_AUX_VREG_VAUX2_EN);
++#elif defined(CONFIG_PXA_EZX_A780)
++    SSP_PCAP_bit_set(SSP_PCAP_ADJ_BIT_AUX_VREG_VAUX3_EN);
++#endif
+ }
+ EXPORT_SYMBOL(SSP_PCAP_MMCSD_poweron);
+ 
++void SSP_PCAP_MMCSD_voltage(unsigned char bits)
++{
++	unsigned int tmp;
++	SSP_PCAP_read_data_from_PCAP(SSP_PCAP_ADJ_AUX_VREG_REGISTER, &tmp);
++#if defined(CONFIG_PXA_EZX_E680)
++	tmp &= 0xffffff9f;	/* zero all vaux2 bits */
++	tmp |= (bits & 0x3) << 5;
++#elif defined(CONFIG_PXA_EZX_A780)
++	tmp &= 0xfffff0ff;	/* zero all vaux3 bits */
++	tmp |= (bits & 0xf) << 8;
++#endif
++	SSP_PCAP_write_data_to_PCAP(SSP_PCAP_ADJ_AUX_VREG_REGISTER, tmp);
++}
++EXPORT_SYMBOL(SSP_PCAP_MMCSD_voltage);
++
+ static void accessory_bus_detect_handler(ACCESSORY_TYPE type,ACCESSORY_DEVICE_STATUS status,void* privdata )
+ {
+     sspUsbAccessoryInfo.type = (u32)type;