board/BuR/common: Take usage of am335x LCD-Display
a summary screen to the lcd.
Values are taken from environment and or devicetree blob.
Signed-off-by: Hannes Petermaier <oe5hpm@oevsv.at>
diff --git a/board/BuR/tseries/board.c b/board/BuR/tseries/board.c
index c0178e7..66747eb 100644
--- a/board/BuR/tseries/board.c
+++ b/board/BuR/tseries/board.c
@@ -27,6 +27,7 @@
#include <i2c.h>
#include <power/tps65217.h>
#include "../common/bur_common.h"
+#include <lcd.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -82,7 +83,6 @@
int spl_start_uboot(void)
{
if (0 == gpio_get_value(REPSWITCH)) {
- blink(5, 125, ETHLED_ORANGE);
mdelay(1000);
printf("SPL: entering u-boot instead kernel image.\n");
return 1;
@@ -96,7 +96,35 @@
void am33xx_spl_board_init(void)
{
- pmicsetup(1000);
+ struct cm_perpll *const cmper = (struct cm_perpll *)CM_PER;
+ /*struct cm_wkuppll *const cmwkup = (struct cm_wkuppll *)CM_WKUP;*/
+ struct cm_dpll *const cmdpll = (struct cm_dpll *)CM_DPLL;
+
+ /*
+ * in TRM they write a reset value of 1 (=CLK_M_OSC) for the
+ * CLKSEL_TIMER6_CLK Register, in fact reset value is 0, so we need set
+ * the source of timer6 clk to CLK_M_OSC
+ */
+ writel(0x01, &cmdpll->clktimer6clk);
+
+ /* enable additional clocks of modules which are accessed later */
+ u32 *const clk_domains[] = {
+ &cmper->lcdcclkstctrl,
+ 0
+ };
+
+ u32 *const clk_modules_tsspecific[] = {
+ &cmper->lcdclkctrl,
+ &cmper->timer5clkctrl,
+ &cmper->timer6clkctrl,
+ 0
+ };
+ do_enable_clocks(clk_domains, clk_modules_tsspecific, 1);
+
+ /* setup LCD-Pixel Clock */
+ writel(0x2, &cmdpll->clklcdcpixelclk); /* clock comes from perPLL M2 */
+
+ pmicsetup(0);
}
const struct dpll_params *get_dpll_ddr_params(void)
@@ -126,24 +154,12 @@
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
- gpio_direction_output(ETHLED_ORANGE, 0);
-
if (0 == gpio_get_value(REPSWITCH)) {
- printf("\n\n\n"
- "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n"
- "!!!!!!! recovery switch activated !!!!!!!\n"
- "!!!!!!! running usbupdate !!!!!!!\n"
- "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n\n\n");
- setenv("bootcmd", "sleep 2; run netupdate;");
+ lcd_position_cursor(1, 8);
+ lcd_puts(
+ "switching to network-console ... ");
+ setenv("bootcmd", "run netconsole");
}
-
- printf("turning on display power+backlight ... ");
- tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_WLEDCTRL1,
- 0x09, TPS65217_MASK_ALL_BITS); /* 200 Hz, ON */
- tps65217_reg_write(TPS65217_PROT_LEVEL_NONE, TPS65217_WLEDCTRL2,
- 0x62, TPS65217_MASK_ALL_BITS); /* 100% */
- printf("ok.\n");
-
return 0;
}
#endif /* CONFIG_BOARD_LATE_INIT */