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Code Issues Releases Activity

Add the SDHCI Address Decoder registers and routines for ARMADA 38X.

Browse Source 
Tested on:	ClearFog Pro
Reviewed by:	Marcin Wojtas <mw at semihalf.com>
Sponsored by:	Rubicon Communications, LLC (Netgate)
Differential Revision:	https://reviews.freebsd.org/D10601
This commit is contained in:
Luiz Otavio O Souza 2017-05-16 04:47:50 +00:00
parent 611aec2545
commit 98a2d78daf
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=318336
2 changed files with 69 additions and 1 deletions
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66
sys/arm/mv/mv_common.c
View File

@ -82,6 +82,7 @@ static int decode_win_usb3_valid(void);
static int decode_win_eth_valid(void);
static int decode_win_pcie_valid(void);
static int decode_win_sata_valid(void);
static int decode_win_sdhci_valid(void);
static int decode_win_idma_valid(void);
static int decode_win_xor_valid(void);
@ -95,6 +96,7 @@ static void decode_win_usb3_setup(u_long);
static void decode_win_eth_setup(u_long);
static void decode_win_sata_setup(u_long);
static void decode_win_ahci_setup(u_long);
static void decode_win_sdhci_setup(u_long);
static void decode_win_idma_setup(u_long);
static void decode_win_xor_setup(u_long);
@ -105,6 +107,7 @@ static void decode_win_eth_dump(u_long base);
static void decode_win_idma_dump(u_long base);
static void decode_win_xor_dump(u_long base);
static void decode_win_ahci_dump(u_long base);
static void decode_win_sdhci_dump(u_long);
static int fdt_get_ranges(const char *, void *, int, int *, int *);
#ifdef SOC_MV_ARMADA38X
@ -138,6 +141,7 @@ static struct soc_node_spec soc_nodes[] = {
{ "mrvl,usb-ehci", &decode_win_usb_setup, &decode_win_usb_dump },
{ "marvell,armada-380-xhci", &decode_win_usb3_setup, &decode_win_usb3_dump },
{ "marvell,armada-380-ahci", &decode_win_ahci_setup, &decode_win_ahci_dump },
{ "marvell,armada-380-sdhci", &decode_win_sdhci_setup, &decode_win_sdhci_dump },
{ "mrvl,sata", &decode_win_sata_setup, NULL },
{ "mrvl,xor", &decode_win_xor_setup, &decode_win_xor_dump },
{ "mrvl,idma", &decode_win_idma_setup, &decode_win_idma_dump },
@ -568,7 +572,8 @@ soc_decode_win(void)
if (!decode_win_cpu_valid() || !decode_win_usb_valid() ||
!decode_win_eth_valid() || !decode_win_idma_valid() ||
!decode_win_pcie_valid() || !decode_win_sata_valid() ||
!decode_win_xor_valid() || !decode_win_usb3_valid())
!decode_win_xor_valid() || !decode_win_usb3_valid() ||
!decode_win_sdhci_valid())
return (EINVAL);
decode_win_cpu_setup();
@ -659,6 +664,11 @@ WIN_REG_BASE_IDX_RD(win_sata, sz, MV_WIN_SATA_SIZE);
WIN_REG_BASE_IDX_WR(win_sata, sz, MV_WIN_SATA_SIZE);
#endif
WIN_REG_BASE_IDX_RD(win_sdhci, cr, MV_WIN_SDHCI_CTRL);
WIN_REG_BASE_IDX_RD(win_sdhci, br, MV_WIN_SDHCI_BASE);
WIN_REG_BASE_IDX_WR(win_sdhci, cr, MV_WIN_SDHCI_CTRL);
WIN_REG_BASE_IDX_WR(win_sdhci, br, MV_WIN_SDHCI_BASE);
#ifndef SOC_MV_DOVE
WIN_REG_IDX_RD(ddr, br, MV_WIN_DDR_BASE, MV_DDR_CADR_BASE)
WIN_REG_IDX_RD(ddr, sz, MV_WIN_DDR_SIZE, MV_DDR_CADR_BASE)
@ -2073,6 +2083,60 @@ decode_win_sata_valid(void)
return (decode_win_can_cover_ddr(MV_WIN_SATA_MAX));
}
static void
decode_win_sdhci_setup(u_long base)
{
uint32_t cr, br;
int i, j;
for (i = 0; i < MV_WIN_SDHCI_MAX; i++) {
win_sdhci_cr_write(base, i, 0);
win_sdhci_br_write(base, i, 0);
}
for (i = 0; i < MV_WIN_DDR_MAX; i++)
if (ddr_is_active(i)) {
br = ddr_base(i);
cr = (((ddr_size(i) - 1) &
(IO_WIN_SIZE_MASK << IO_WIN_SIZE_SHIFT)) |
(ddr_attr(i) << IO_WIN_ATTR_SHIFT) |
(ddr_target(i) << IO_WIN_TGT_SHIFT) |
IO_WIN_ENA_MASK);
/* Use the first available SDHCI window */
for (j = 0; j < MV_WIN_SDHCI_MAX; j++) {
if (win_sdhci_cr_read(base, j) & IO_WIN_ENA_MASK)
continue;
win_sdhci_cr_write(base, j, cr);
win_sdhci_br_write(base, j, br);
break;
}
}
}
static void
decode_win_sdhci_dump(u_long base)
{
int i;
for (i = 0; i < MV_WIN_SDHCI_MAX; i++)
printf("SDHCI window#%d: c 0x%08x, b 0x%08x\n", i,
win_sdhci_cr_read(base, i), win_sdhci_br_read(base, i));
}
static int
decode_win_sdhci_valid(void)
{
#ifdef SOC_MV_ARMADA38X
return (decode_win_can_cover_ddr(MV_WIN_SDHCI_MAX));
#endif
/* Satisfy platforms not equipped with this controller. */
return (1);
}
/**************************************************************************
* FDT parsing routines.
**************************************************************************/

4
sys/arm/mv/mvwin.h
View File

@ -296,6 +296,10 @@
#define MV_WIN_SATA_MAX 4
#endif
#define MV_WIN_SDHCI_CTRL(n) (0x8 * (n) + 0x4080)
#define MV_WIN_SDHCI_BASE(n) (0x8 * (n) + 0x4084)
#define MV_WIN_SDHCI_MAX 8
#if defined(SOC_MV_ARMADA38X)
#define MV_BOOTROM_MEM_ADDR 0xFFF00000
#define MV_BOOTROM_WIN_SIZE 0xF