diff options
| author | Angel Pons <th3fanbus@gmail.com> | 2020-07-08 00:18:04 +0200 |
|---|---|---|
| committer | Michael Niewöhner <c0d3z3r0@review.coreboot.org> | 2020-07-09 21:37:01 +0000 |
| commit | c4b6a8a4d7c42761e3789fa8e497c9f2ee39935a (patch) | |
| tree | ce5eae9477b07aa24f2815dffc81906a38db55ad /src/soc/samsung | |
| parent | 6dd466c00219b763e606230ed67686a240f5007e (diff) | |
soc/samsung/exynos5420: Drop dead code
This code is not even being build-tested. Drop it before it grows moss.
Change-Id: I4f06e5e8a0d25308ba56d09a3d8b71f04dbd27b7
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43254
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Michael Niewöhner
Reviewed-by: Julius Werner <jwerner@chromium.org>
Diffstat (limited to 'src/soc/samsung')
| -rw-r--r-- | src/soc/samsung/exynos5420/uart.c | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/src/soc/samsung/exynos5420/uart.c b/src/soc/samsung/exynos5420/uart.c index 732a85e7a9..c7a0649f5d 100644 --- a/src/soc/samsung/exynos5420/uart.c +++ b/src/soc/samsung/exynos5420/uart.c @@ -13,34 +13,6 @@ #define RX_FIFO_FULL_MASK (1 << 8) #define TX_FIFO_FULL_MASK (1 << 24) -#if 0 -/* - * The coefficient, used to calculate the baudrate on S5P UARTs is - * calculated as - * C = UBRDIV * 16 + number_of_set_bits_in_UDIVSLOT - * however, section 31.6.11 of the datasheet doesn't recommend using 1 for 1, - * 3 for 2, ... (2^n - 1) for n, instead, they suggest using these constants: - */ -static const int udivslot[] = { - 0, - 0x0080, - 0x0808, - 0x0888, - 0x2222, - 0x4924, - 0x4a52, - 0x54aa, - 0x5555, - 0xd555, - 0xd5d5, - 0xddd5, - 0xdddd, - 0xdfdd, - 0xdfdf, - 0xffdf, -}; -#endif - static void serial_setbrg_dev(struct s5p_uart *uart) { u32 uclk; @@ -51,18 +23,6 @@ static void serial_setbrg_dev(struct s5p_uart *uart) val = uclk / get_uart_baudrate(); write32(&uart->ubrdiv, val / 16 - 1); - - /* - * FIXME(dhendrix): the original uart.h had a "br_rest" value which - * does not seem relevant to the exynos5420... not entirely sure - * where/if we need to worry about it here - */ -#if 0 - if (s5p_uart_divslot()) - writel(udivslot[val % 16], &uart->rest.slot); - else - writeb(val % 16, &uart->rest.value); -#endif } /* |