diff options
Diffstat (limited to 'roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c')
-rw-r--r-- | roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c b/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c new file mode 100644 index 000000000..3eca3a693 --- /dev/null +++ b/roms/u-boot/arch/powerpc/cpu/mpc85xx/p2041_serdes.c @@ -0,0 +1,89 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2010-2011 Freescale Semiconductor, Inc. + */ + +#include <common.h> +#include <asm/fsl_serdes.h> +#include <asm/processor.h> +#include <asm/io.h> +#include "fsl_corenet_serdes.h" + +static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = { + [0x2] = {NONE, NONE, PCIE1, PCIE1, SRIO1, SRIO1, SRIO1, SRIO1, + NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, }, + [0x5] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, PCIE2, PCIE2, + NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, }, + [0x8] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2, + PCIE2, PCIE2, PCIE2, NONE, NONE, NONE, NONE, SATA1, + SATA2, NONE, NONE, NONE, NONE, }, + [0x9] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2, + PCIE2, PCIE2, PCIE2, NONE, NONE, XAUI_FM1, XAUI_FM1, + XAUI_FM1, XAUI_FM1, NONE, NONE, NONE, NONE, }, + [0xa] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2, + PCIE2, PCIE2, PCIE2, NONE, NONE, PCIE3, PCIE3, PCIE3, + PCIE3, NONE, NONE, NONE, NONE, }, + [0xf] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2, + SRIO2, SRIO1, SRIO1, NONE, NONE, PCIE3, SGMII_FM1_DTSEC5, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, }, + [0x14] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2, + PCIE2, SRIO1, SRIO1, NONE, NONE, AURORA, + SGMII_FM1_DTSEC5, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, + NONE, NONE, NONE, }, + [0x16] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, SGMII_FM1_DTSEC3, + SGMII_FM1_DTSEC4, NONE, NONE, NONE, NONE, SATA1, SATA2, NONE, + NONE, NONE, NONE, }, + [0x17] = {NONE, NONE, PCIE1, PCIE3, PCIE2, PCIE2, SGMII_FM1_DTSEC3, + SGMII_FM1_DTSEC4, NONE, NONE, XAUI_FM1, XAUI_FM1, XAUI_FM1, + XAUI_FM1, NONE, NONE, NONE, NONE, }, + [0x19] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, PCIE2, + PCIE2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, + NONE, NONE, SATA1, SATA2, NONE, NONE, NONE, NONE, }, + [0x1a] = {NONE, NONE, SGMII_FM1_DTSEC1, SGMII_FM1_DTSEC2, SRIO2, + SRIO2, SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, + NONE, NONE, SATA1, SATA2, NONE, NONE, NONE, NONE, }, + [0x1c] = {NONE, NONE, PCIE1, SGMII_FM1_DTSEC2, PCIE2, PCIE2, + SGMII_FM1_DTSEC3, SGMII_FM1_DTSEC4, NONE, NONE, AURORA, + SGMII_FM1_DTSEC5, NONE, NONE, NONE, NONE, NONE, NONE, }, +}; + +enum srds_prtcl serdes_get_prtcl(int cfg, int lane) +{ + enum srds_prtcl prtcl; + u32 svr = get_svr(); + u32 ver = SVR_SOC_VER(svr); + + if (!serdes_lane_enabled(lane)) + return NONE; + + prtcl = serdes_cfg_tbl[cfg][lane]; + + /* P2040[e] does not support XAUI */ + if (ver == SVR_P2040 && prtcl == XAUI_FM1) + prtcl = NONE; + + return prtcl; +} + +int is_serdes_prtcl_valid(u32 prtcl) +{ + int i; + u32 svr = get_svr(); + u32 ver = SVR_SOC_VER(svr); + + if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl)) + return 0; + + /* P2040[e] does not support XAUI */ + if (ver == SVR_P2040 && prtcl == XAUI_FM1) + return 0; + + for (i = 0; i < SRDS_MAX_LANES; i++) { + if (serdes_cfg_tbl[prtcl][i] != NONE) + return 1; + } + + return 0; +} |