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@@ -6,8 +6,11 @@
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*/
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#include <common.h>
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-#include <asm/arch/gpio.h>
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+#include <errno.h>
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+#include <asm/gpio.h>
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#include <asm/arch/pinmux.h>
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+#include <power/as3722.h>
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+#include <power/pmic.h>
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#include "pinmux-config-nyan-big.h"
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/*
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@@ -25,3 +28,32 @@ void pinmux_init(void)
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pinmux_config_drvgrp_table(nyan_big_drvgrps,
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ARRAY_SIZE(nyan_big_drvgrps));
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}
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+
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+int tegra_board_id(void)
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+{
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+ static const int vector[] = {GPIO_PQ3, GPIO_PT1, GPIO_PX1,
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+ GPIO_PX4, -1};
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+
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+ gpio_claim_vector(vector, "board_id%d");
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+ return gpio_get_values_as_int(vector);
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+}
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+
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+int tegra_lcd_pmic_init(int board_id)
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+{
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+ struct udevice *pmic;
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+ int ret;
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+
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+ ret = as3722_get(&pmic);
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+ if (ret)
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+ return -ENOENT;
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+
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+ if (board_id == 0)
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+ as3722_write(pmic, 0x00, 0x3c);
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+ else
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+ as3722_write(pmic, 0x00, 0x50);
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+ as3722_write(pmic, 0x12, 0x10);
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+ as3722_write(pmic, 0x0c, 0x07);
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+ as3722_write(pmic, 0x20, 0x10);
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+
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+ return 0;
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+}
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