From 46650d583b8067c8aecf2ddea585e8a97f937d0c Mon Sep 17 00:00:00 2001
From: Dmitry Lifshitz <lifshitz@compulab.co.il>
Date: Wed, 28 Dec 2016 18:28:33 +0200
Subject: arm: am57xx: cl-som-am57x: add initial board support

Features supported :

* Serial console
* SPI Flash
* MMC/SD Card
* eMMC storage
* SATA
* PCA9555 - GPIO expander over I2C5 bus
* USB

Use spl alternate boot device feature to define fallback to
the main boot device as it is defined by hardware.

Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
[uri.mashiach@compulab.co.il: Adjust to v2016.11]
Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
---
 board/compulab/cl-som-am57x/cl-som-am57x.c | 62 ++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 board/compulab/cl-som-am57x/cl-som-am57x.c

(limited to 'board/compulab/cl-som-am57x/cl-som-am57x.c')

diff --git a/board/compulab/cl-som-am57x/cl-som-am57x.c b/board/compulab/cl-som-am57x/cl-som-am57x.c
new file mode 100644
index 0000000000..4bad6440f3
--- /dev/null
+++ b/board/compulab/cl-som-am57x/cl-som-am57x.c
@@ -0,0 +1,62 @@
+/*
+ * Board functions for CompuLab cl_som_am57x board
+ *
+ * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
+ *
+ * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <palmas.h>
+#include <usb.h>
+#include <asm/gpio.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const struct omap_sysinfo sysinfo = {
+	"Board: CL-SOM-AM57x\n"
+};
+
+int board_init(void)
+{
+	/* Disable PMIC Powerhold feature, DEV_CTRL.DEV_ON = 1 */
+	palmas_i2c_write_u8(TPS65903X_CHIP_P1, 0xA0, 0x1);
+
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+	return 0;
+}
+
+#ifdef CONFIG_GENERIC_MMC
+#define SB_SOM_CD_GPIO 187
+#define SB_SOM_WP_GPIO 188
+
+int board_mmc_init(bd_t *bis)
+{
+	int ret0, ret1;
+
+	ret0 = omap_mmc_init(0, 0, 0, SB_SOM_CD_GPIO, SB_SOM_WP_GPIO);
+	if (ret0)
+		printf("cl-som-am57x: failed to initialize mmc0\n");
+
+	ret1 = omap_mmc_init(1, 0, 0, -1, -1);
+	if (ret1)
+		printf("cl-som-am57x: failed to initialize mmc1\n");
+
+	return ret0 && ret1;
+}
+#endif /* CONFIG_GENERIC_MMC */
+
+#ifdef CONFIG_USB_XHCI_OMAP
+int board_usb_init(int index, enum usb_init_type init)
+{
+	setbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
+		     OTG_SS_CLKCTRL_MODULEMODE_HW | OPTFCLKEN_REFCLK960M);
+
+	return 0;
+}
+#endif /* CONFIG_USB_XHCI_OMAP */
-- 
cgit