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tegra2: Add UARTB support

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UARTB is used on some boards, so support it here.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Simon Glass 2011-11-05 04:46:45 +00:00 • committed by Albert ARIBAUD
parent 6b5763e588
commit 1be0d75973
1 changed files with 10 additions and 0 deletions
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10
board/nvidia/common/board.c
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@ -38,6 +38,7 @@ DECLARE_GLOBAL_DATA_PTR;
enum { enum {
/* UARTs which we can enable */ /* UARTs which we can enable */
UARTA = 1 << 0, UARTA = 1 << 0,
UARTB = 1 << 1,
UARTD = 1 << 3, UARTD = 1 << 3,
}; };
@ -76,6 +77,8 @@ static void clock_init_uart(int uart_ids)
{ {
if (uart_ids & UARTA) if (uart_ids & UARTA)
enable_uart(PERIPH_ID_UART1); enable_uart(PERIPH_ID_UART1);
if (uart_ids & UARTB)
enable_uart(PERIPH_ID_UART2);
if (uart_ids & UARTD) if (uart_ids & UARTD)
enable_uart(PERIPH_ID_UART4); enable_uart(PERIPH_ID_UART4);
} }
@ -92,6 +95,10 @@ static void pin_mux_uart(int uart_ids)
pinmux_tristate_disable(PINGRP_IRRX); pinmux_tristate_disable(PINGRP_IRRX);
pinmux_tristate_disable(PINGRP_IRTX); pinmux_tristate_disable(PINGRP_IRTX);
} }
if (uart_ids & UARTB) {
pinmux_set_func(PINGRP_UAD, PMUX_FUNC_IRDA);
pinmux_tristate_disable(PINGRP_UAD);
}
if (uart_ids & UARTD) { if (uart_ids & UARTD) {
pinmux_set_func(PINGRP_GMC, PMUX_FUNC_UARTD); pinmux_set_func(PINGRP_GMC, PMUX_FUNC_UARTD);
pinmux_tristate_disable(PINGRP_GMC); pinmux_tristate_disable(PINGRP_GMC);
@ -121,6 +128,9 @@ int board_early_init_f(void)
#ifdef CONFIG_TEGRA2_ENABLE_UARTA #ifdef CONFIG_TEGRA2_ENABLE_UARTA
uart_ids |= UARTA; uart_ids |= UARTA;
#endif #endif
#ifdef CONFIG_TEGRA2_ENABLE_UARTB
uart_ids |= UARTB;
#endif
#ifdef CONFIG_TEGRA2_ENABLE_UARTD #ifdef CONFIG_TEGRA2_ENABLE_UARTD
uart_ids |= UARTD; uart_ids |= UARTD;
#endif #endif