diff options
Diffstat (limited to 'arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c')
-rw-r--r-- | arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c b/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c new file mode 100644 index 0000000000..cc53910bbb --- /dev/null +++ b/arch/arm/cpu/armv7/ls102xa/ls102xa_serdes.c @@ -0,0 +1,41 @@ +/* + * Copyright 2014 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/fsl_serdes.h> +#include <asm/arch/immap_ls102xa.h> + +static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = { + [0x00] = {PCIE1, PCIE1, PCIE1, PCIE1}, + [0x10] = {PCIE1, SATA1, PCIE2, PCIE2}, + [0x20] = {PCIE1, SGMII_TSEC1, PCIE2, SGMII_TSEC2}, + [0x30] = {PCIE1, SATA1, SGMII_TSEC1, SGMII_TSEC2}, + [0x40] = {PCIE1, PCIE1, SATA1, SGMII_TSEC2}, + [0x50] = {PCIE1, PCIE1, PCIE2, SGMII_TSEC2}, + [0x60] = {PCIE1, PCIE1, SGMII_TSEC1, SGMII_TSEC2}, + [0x70] = {PCIE1, SATA1, PCIE2, SGMII_TSEC2}, + [0x80] = {PCIE2, PCIE2, PCIE2, PCIE2}, +}; + +enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane) +{ + return serdes_cfg_tbl[cfg][lane]; +} + +int is_serdes_prtcl_valid(int serdes, u32 prtcl) +{ + int i; + + if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl)) + return 0; + + for (i = 0; i < SRDS_MAX_LANES; i++) { + if (serdes_cfg_tbl[prtcl][i] != NONE) + return 1; + } + + return 0; +} |