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armv8: fsl-layerscape: Support to add RGMII for ls1088aqds

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This patch adds support for RGMII protocol

NXP's LDPAA2 support RGMII protocol. LS1088A is the
first Soc supporting both RGMII and SGMII.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Signed-off-by: Amrita Kumari <amrita.kumari@nxp.com>
Signed-off-by: Ashish Kumar <Ashish.Kumar@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
This commit is contained in:
Ashish Kumar 2017-08-31 16:37:31 +05:30 committed by York Sun
parent 7769776a60
commit 17d066fc5d
8 changed files with 70 additions and 1 deletions
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21
arch/arm/cpu/armv8/fsl-layerscape/Kconfig
View File

@ -57,6 +57,8 @@ config ARCH_LS1088A
select SYS_FSL_DDR
select SYS_FSL_DDR_LE
select SYS_FSL_DDR_VER_50
select SYS_FSL_EC1
select SYS_FSL_EC2
select SYS_FSL_ERRATUM_A009803
select SYS_FSL_ERRATUM_A009942
select SYS_FSL_ERRATUM_A010165
@ -64,6 +66,7 @@ config ARCH_LS1088A
select SYS_FSL_ERRATUM_A008850
select SYS_FSL_HAS_CCI400
select SYS_FSL_HAS_DDR4
select SYS_FSL_HAS_RGMII
select SYS_FSL_HAS_SEC
select SYS_FSL_SEC_COMPAT_5
select SYS_FSL_SEC_LE
@ -407,6 +410,18 @@ config RESV_RAM
be at the high end of physical memory. The reserve RAM may be
excluded from memory bank(s) passed to OS, or marked as reserved.
config SYS_FSL_EC1
bool
help
Ethernet controller 1, this is connected to MAC3.
Provides DPAA2 capabilities
config SYS_FSL_EC2
bool
help
Ethernet controller 2, this is connected to MAC4.
Provides DPAA2 capabilities
config SYS_FSL_ERRATUM_A008336
bool
@ -431,6 +446,12 @@ config SYS_FSL_ERRATUM_A009660
config SYS_FSL_ERRATUM_A009929
bool
config SYS_FSL_HAS_RGMII
bool
depends on SYS_FSL_EC1 || SYS_FSL_EC2
config SYS_MC_RSV_MEM_ALIGN
hex "Management Complex reserved memory alignment"
depends on RESV_RAM

4
arch/arm/cpu/armv8/fsl-layerscape/cpu.c
View File

@ -517,6 +517,10 @@ int arch_early_init_r(void)
printf("Did not wake secondary cores\n");
}
#ifdef CONFIG_SYS_FSL_HAS_RGMII
fsl_rgmii_init();
#endif
#ifdef CONFIG_SYS_HAS_SERDES
fsl_serdes_init();
#endif

1
arch/arm/include/asm/arch-fsl-layerscape/fsl_serdes.h
View File

@ -159,6 +159,7 @@ int serdes_get_first_lane(u32 sd, enum srds_prtcl device);
enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane);
int is_serdes_prtcl_valid(int serdes, u32 prtcl);
int serdes_get_number(int serdes, int cfg);
void fsl_rgmii_init(void);
#ifdef CONFIG_FSL_LSCH2
const char *serdes_clock_to_string(u32 clock);

6
arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h
View File

@ -247,6 +247,12 @@ struct ccsr_gur {
#define FSL_CHASSIS3_SRDS1_REGSR 29
#define FSL_CHASSIS3_SRDS2_REGSR 29
#elif defined(CONFIG_ARCH_LS1088A)
#define FSL_CHASSIS3_EC1_REGSR 26
#define FSL_CHASSIS3_EC2_REGSR 26
#define FSL_CHASSIS3_RCWSR25_EC1_PRTCL_MASK 0x00000007
#define FSL_CHASSIS3_RCWSR25_EC1_PRTCL_SHIFT 0
#define FSL_CHASSIS3_RCWSR25_EC2_PRTCL_MASK 0x00000038
#define FSL_CHASSIS3_RCWSR25_EC2_PRTCL_SHIFT 3
#define FSL_CHASSIS3_RCWSR29_SRDS1_PRTCL_MASK 0xFFFF0000
#define FSL_CHASSIS3_RCWSR29_SRDS1_PRTCL_SHIFT 16
#define FSL_CHASSIS3_RCWSR30_SRDS2_PRTCL_MASK 0x0000FFFF

1
board/freescale/ls1088a/eth_ls1088aqds.c
View File

@ -597,7 +597,6 @@ int board_eth_init(bd_t *bis)
/* Register the real MDIO1 bus */
fm_memac_mdio_init(bis, memac_mdio0_info);
/* Register the muxing front-ends to the MDIO buses */
ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII1);
ls1088a_qds_mdio_init(DEFAULT_WRIOP_MDIO1_NAME, EMI1_RGMII2);

9
drivers/net/ldpaa_eth/ldpaa_wriop.c
View File

@ -37,6 +37,15 @@ void wriop_init_dpmac(int sd, int dpmac_id, int lane_prtcl)
}
}
void wriop_init_dpmac_enet_if(int dpmac_id, phy_interface_t enet_if)
{
dpmac_info[dpmac_id].enabled = 1;
dpmac_info[dpmac_id].id = dpmac_id;
dpmac_info[dpmac_id].phy_addr = -1;
dpmac_info[dpmac_id].enet_if = enet_if;
}
/*TODO what it do */
static int wriop_dpmac_to_index(int dpmac_id)
{

27
drivers/net/ldpaa_eth/ls1088a.c
View File

@ -8,6 +8,7 @@
#include <fsl-mc/ldpaa_wriop.h>
#include <asm/io.h>
#include <asm/arch/fsl_serdes.h>
#include <asm/arch/soc.h>
u32 dpmac_to_devdisr[] = {
[WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
@ -85,3 +86,29 @@ void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl)
break;
}
}
#ifdef CONFIG_SYS_FSL_HAS_RGMII
void fsl_rgmii_init(void)
{
struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
u32 ec;
#ifdef CONFIG_SYS_FSL_EC1
ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR - 1])
& FSL_CHASSIS3_RCWSR25_EC1_PRTCL_MASK;
ec >>= FSL_CHASSIS3_RCWSR25_EC1_PRTCL_SHIFT;
if (!ec)
wriop_init_dpmac_enet_if(4, PHY_INTERFACE_MODE_RGMII);
#endif
#ifdef CONFIG_SYS_FSL_EC2
ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR - 1])
& FSL_CHASSIS3_RCWSR25_EC2_PRTCL_MASK;
ec >>= FSL_CHASSIS3_RCWSR25_EC2_PRTCL_SHIFT;
if (!ec)
wriop_init_dpmac_enet_if(5, PHY_INTERFACE_MODE_RGMII);
#endif
}
#endif

2
include/fsl-mc/ldpaa_wriop.h
View File

@ -69,4 +69,6 @@ void wriop_dpmac_disable(int);
void wriop_dpmac_enable(int);
phy_interface_t wriop_dpmac_enet_if(int, int);
void wriop_init_dpmac_qsgmii(int, int);
void wriop_init_rgmii(void);
void wriop_init_dpmac_enet_if(int , phy_interface_t);
#endif /* __LDPAA_WRIOP_H */