Add support (0001-am335x-Add-minimal-support-for-Beaglebone-Black.patch) for Beaglebone Black

Eric Lee
1 parent 602e3675c4
Showing 2 changed files with 50 additions and 0 deletions Side-by-side Diff
arch/arm/mach-omap2/board-am335xevm.c
arch/arm/mach-omap2/include/mach/board-am335xevm.h
@@ -1654,6 +1654,21 @@
 	am335x_mmc[1].ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34; /* 3V3 */
 }
  
+static void mmc1_emmc_init(int evm_id, int profile)
+{
+	setup_pin_mux(mmc1_common_pin_mux);
+	setup_pin_mux(mmc1_dat4_7_pin_mux);
+
+	am335x_mmc[1].mmc = 2;
+	am335x_mmc[1].caps = MMC_CAP_8_BIT_DATA;
+	am335x_mmc[1].gpio_cd = -EINVAL;
+	am335x_mmc[1].gpio_wp = -EINVAL;
+	am335x_mmc[1].ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34; /* 3V3 */
+
+	/* mmc will be initialized when mmc0_init is called */
+	return;
+}
+
 static void mmc2_wl12xx_init(int evm_id, int profile)
 {
 	setup_pin_mux(mmc2_wl12xx_pin_mux);
@@ -2177,6 +2192,21 @@
 	{NULL, 0, 0},
 };
  
+/* Beaglebone Black */
+static struct evm_dev_cfg beagleboneblack_dev_cfg[] = {
+	{am335x_rtc_init, DEV_ON_BASEBOARD, PROFILE_NONE},
+	{clkout2_enable, DEV_ON_BASEBOARD, PROFILE_NONE},
+	{tps65217_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{mii1_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{usb0_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{usb1_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{mmc1_emmc_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{mmc0_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{i2c2_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{sgx_init,	DEV_ON_BASEBOARD, PROFILE_NONE},
+	{NULL, 0, 0},
+};
+
 /* EVM - Starter Kit */
 static struct evm_dev_cfg evm_sk_dev_cfg[] = {
 	{am335x_rtc_init, DEV_ON_BASEBOARD, PROFILE_ALL},
@@ -2376,6 +2406,23 @@
 	am33xx_cpsw_init(AM33XX_CPSW_MODE_MII, NULL, NULL);
 }
  
+/* BeagleBone Black */
+static void setup_beagleboneblack(void)
+{
+	pr_info("The board is a AM335x Beaglebone Black.\n");
+
+	/* Beagle Bone has Micro-SD slot which doesn't have Write Protect pin */
+	am335x_mmc[0].gpio_wp = -EINVAL;
+
+	_configure_device(BEAGLE_BONE_BLACK, beagleboneblack_dev_cfg,
+				PROFILE_NONE);
+
+	/* TPS65217 regulator has full constraints */
+	regulator_has_full_constraints();
+
+	am33xx_cpsw_init(AM33XX_CPSW_MODE_MII, NULL, NULL);
+}
+
 /* EVM - Starter Kit */
 static void setup_starterkit(void)
 {
@@ -2468,6 +2515,8 @@
 			setup_beaglebone_old();
 		else
 			setup_beaglebone();
+	} else if (!strncmp("A335BNLT", config.name, 8)) {
+		setup_beagleboneblack();
 	} else if (!strncmp("A335X_SK", config.name, 8)) {
 		daughter_brd_detected = false;
 		setup_starterkit();
@@ -26,6 +26,7 @@
 #define BEAGLE_BONE_A3		3
 #define EVM_SK			4
 #define GEN_PURP_DDR3_EVM	5
+#define BEAGLE_BONE_BLACK	6
  
 /* REVIST : check posibility of PROFILE_(x) syntax usage */
 #define PROFILE_NONE	-1	/* Few EVM doesn't have profiles */
...	...	@@ -1654,6 +1654,21 @@
1654	1654	am335x_mmc[1].ocr_mask = MMC_VDD_32_33 \| MMC_VDD_33_34; /* 3V3 */
1655	1655	}
1656	1656
	1657	+static void mmc1_emmc_init(int evm_id, int profile)
	1658	+{
	1659	+ setup_pin_mux(mmc1_common_pin_mux);
	1660	+ setup_pin_mux(mmc1_dat4_7_pin_mux);
	1661	+
	1662	+ am335x_mmc[1].mmc = 2;
	1663	+ am335x_mmc[1].caps = MMC_CAP_8_BIT_DATA;
	1664	+ am335x_mmc[1].gpio_cd = -EINVAL;
	1665	+ am335x_mmc[1].gpio_wp = -EINVAL;
	1666	+ am335x_mmc[1].ocr_mask = MMC_VDD_32_33 \| MMC_VDD_33_34; /* 3V3 */
	1667	+
	1668	+ /* mmc will be initialized when mmc0_init is called */
	1669	+ return;
	1670	+}
	1671	+
1657	1672	static void mmc2_wl12xx_init(int evm_id, int profile)
1658	1673	{
1659	1674	setup_pin_mux(mmc2_wl12xx_pin_mux);
...	...	@@ -2177,6 +2192,21 @@
2177	2192	{NULL, 0, 0},
2178	2193	};
2179	2194
	2195	+/* Beaglebone Black */
	2196	+static struct evm_dev_cfg beagleboneblack_dev_cfg[] = {
	2197	+ {am335x_rtc_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2198	+ {clkout2_enable, DEV_ON_BASEBOARD, PROFILE_NONE},
	2199	+ {tps65217_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2200	+ {mii1_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2201	+ {usb0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2202	+ {usb1_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2203	+ {mmc1_emmc_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2204	+ {mmc0_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2205	+ {i2c2_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2206	+ {sgx_init, DEV_ON_BASEBOARD, PROFILE_NONE},
	2207	+ {NULL, 0, 0},
	2208	+};
	2209	+
2180	2210	/* EVM - Starter Kit */
2181	2211	static struct evm_dev_cfg evm_sk_dev_cfg[] = {
2182	2212	{am335x_rtc_init, DEV_ON_BASEBOARD, PROFILE_ALL},
...	...	@@ -2376,6 +2406,23 @@
2376	2406	am33xx_cpsw_init(AM33XX_CPSW_MODE_MII, NULL, NULL);
2377	2407	}
2378	2408
	2409	+/* BeagleBone Black */
	2410	+static void setup_beagleboneblack(void)
	2411	+{
	2412	+ pr_info("The board is a AM335x Beaglebone Black.\n");
	2413	+
	2414	+ /* Beagle Bone has Micro-SD slot which doesn't have Write Protect pin */
	2415	+ am335x_mmc[0].gpio_wp = -EINVAL;
	2416	+
	2417	+ _configure_device(BEAGLE_BONE_BLACK, beagleboneblack_dev_cfg,
	2418	+ PROFILE_NONE);
	2419	+
	2420	+ /* TPS65217 regulator has full constraints */
	2421	+ regulator_has_full_constraints();
	2422	+
	2423	+ am33xx_cpsw_init(AM33XX_CPSW_MODE_MII, NULL, NULL);
	2424	+}
	2425	+
2379	2426	/* EVM - Starter Kit */
2380	2427	static void setup_starterkit(void)
2381	2428	{
...	...	@@ -2468,6 +2515,8 @@
2468	2515	setup_beaglebone_old();
2469	2516	else
2470	2517	setup_beaglebone();
	2518	+ } else if (!strncmp("A335BNLT", config.name, 8)) {
	2519	+ setup_beagleboneblack();
2471	2520	} else if (!strncmp("A335X_SK", config.name, 8)) {
2472	2521	daughter_brd_detected = false;
2473	2522	setup_starterkit();
...	...	@@ -26,6 +26,7 @@
26	26	#define BEAGLE_BONE_A3 3
27	27	#define EVM_SK 4
28	28	#define GEN_PURP_DDR3_EVM 5
	29	+#define BEAGLE_BONE_BLACK 6
29	30
30	31	/* REVIST : check posibility of PROFILE_(x) syntax usage */
31	32	#define PROFILE_NONE -1 /* Few EVM doesn't have profiles */