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authorFelix Held <felix-coreboot@felixheld.de>2020-09-11 15:47:09 +0200
committerFelix Held <felix-coreboot@felixheld.de>2020-09-12 14:59:33 +0000
commite3a1247b15e756f01d9c25bc71fa2cf563de34a8 (patch)
treeb5b3757f41355f0e046968f4bdf3c06b51941914 /src/soc/ti/am335x
parent8395165eee0ab487993e78de52a63dbc669f6684 (diff)
downloadcoreboot-e3a1247b15e756f01d9c25bc71fa2cf563de34a8.tar.xz
include/console/uart: make index parameter unsigned
The UART index is never negative, so make it unsigned and drop the checks for the index to be non-negative. Change-Id: I64bd60bd2a3b82552cb3ac6524792b9ac6c09a94 Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/45294 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/ti/am335x')
-rw-r--r--src/soc/ti/am335x/uart.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/soc/ti/am335x/uart.c b/src/soc/ti/am335x/uart.c
index 90095d47d9..e3648a93a6 100644
--- a/src/soc/ti/am335x/uart.c
+++ b/src/soc/ti/am335x/uart.c
@@ -135,7 +135,7 @@ unsigned int uart_platform_refclk(void)
return 48000000;
}
-uintptr_t uart_platform_base(int idx)
+uintptr_t uart_platform_base(unsigned int idx)
{
const unsigned int bases[] = {
0x44e09000, 0x48022000, 0x48024000,
@@ -146,7 +146,7 @@ uintptr_t uart_platform_base(int idx)
return 0;
}
-void uart_init(int idx)
+void uart_init(unsigned int idx)
{
struct am335x_uart *uart = uart_platform_baseptr(idx);
uint16_t div = (uint16_t) uart_baudrate_divisor(
@@ -154,19 +154,19 @@ void uart_init(int idx)
am335x_uart_init(uart, div);
}
-unsigned char uart_rx_byte(int idx)
+unsigned char uart_rx_byte(unsigned int idx)
{
struct am335x_uart *uart = uart_platform_baseptr(idx);
return am335x_uart_rx_byte(uart);
}
-void uart_tx_byte(int idx, unsigned char data)
+void uart_tx_byte(unsigned int idx, unsigned char data)
{
struct am335x_uart *uart = uart_platform_baseptr(idx);
am335x_uart_tx_byte(uart, data);
}
-void uart_tx_flush(int idx)
+void uart_tx_flush(unsigned int idx)
{
}