diff options
Diffstat (limited to 'drivers/memory')
| -rw-r--r-- | drivers/memory/Kconfig | 12 | ||||
| -rw-r--r-- | drivers/memory/fsl-corenet-cf.c | 1 | ||||
| -rw-r--r-- | drivers/memory/omap-gpmc.c | 2 | ||||
| -rw-r--r-- | drivers/memory/pl172.c | 26 | ||||
| -rw-r--r-- | drivers/memory/ti-aemif.c | 1 |
5 files changed, 35 insertions, 7 deletions
diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig index c6a644b..6f31546 100644 --- a/drivers/memory/Kconfig +++ b/drivers/memory/Kconfig @@ -58,12 +58,18 @@ config OMAP_GPMC memory drives like NOR, NAND, OneNAND, SRAM. config OMAP_GPMC_DEBUG - bool + bool "Enable GPMC debug output and skip reset of GPMC during init" depends on OMAP_GPMC help Enables verbose debugging mostly to decode the bootloader provided - timings. Enable this during development to configure devices - connected to the GPMC bus. + timings. To preserve the bootloader provided timings, the reset + of GPMC is skipped during init. Enable this during development to + configure devices connected to the GPMC bus. + + NOTE: In addition to matching the register setup with the bootloader + you also need to match the GPMC FCLK frequency used by the + bootloader or else the GPMC timings won't be identical with the + bootloader timings. config MVEBU_DEVBUS bool "Marvell EBU Device Bus Controller" diff --git a/drivers/memory/fsl-corenet-cf.c b/drivers/memory/fsl-corenet-cf.c index d708ded..662d050 100644 --- a/drivers/memory/fsl-corenet-cf.c +++ b/drivers/memory/fsl-corenet-cf.c @@ -61,6 +61,7 @@ static const struct of_device_id ccf_matches[] = { }, {} }; +MODULE_DEVICE_TABLE(of, ccf_matches); struct ccf_err_regs { u32 errdet; /* 0x00 Error Detect Register */ diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c index 32ac049..6515dfc 100644 --- a/drivers/memory/omap-gpmc.c +++ b/drivers/memory/omap-gpmc.c @@ -696,7 +696,6 @@ int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t, int div; u32 l; - gpmc_cs_show_timings(cs, "before gpmc_cs_set_timings"); div = gpmc_calc_divider(t->sync_clk); if (div < 0) return div; @@ -1988,6 +1987,7 @@ static int gpmc_probe_generic_child(struct platform_device *pdev, if (ret < 0) goto err; + gpmc_cs_show_timings(cs, "before gpmc_cs_program_settings"); ret = gpmc_cs_program_settings(cs, &gpmc_s); if (ret < 0) goto err; diff --git a/drivers/memory/pl172.c b/drivers/memory/pl172.c index b2ef607..ff57195 100644 --- a/drivers/memory/pl172.c +++ b/drivers/memory/pl172.c @@ -118,7 +118,8 @@ static int pl172_setup_static(struct amba_device *adev, if (of_property_read_bool(np, "mpmc,extended-wait")) cfg |= MPMC_STATIC_CFG_EW; - if (of_property_read_bool(np, "mpmc,buffer-enable")) + if (amba_part(adev) == 0x172 && + of_property_read_bool(np, "mpmc,buffer-enable")) cfg |= MPMC_STATIC_CFG_B; if (of_property_read_bool(np, "mpmc,write-protect")) @@ -190,6 +191,8 @@ static int pl172_parse_cs_config(struct amba_device *adev, } static const char * const pl172_revisions[] = {"r1", "r2", "r2p3", "r2p4"}; +static const char * const pl175_revisions[] = {"r1"}; +static const char * const pl176_revisions[] = {"r0"}; static int pl172_probe(struct amba_device *adev, const struct amba_id *id) { @@ -202,6 +205,12 @@ static int pl172_probe(struct amba_device *adev, const struct amba_id *id) if (amba_part(adev) == 0x172) { if (amba_rev(adev) < ARRAY_SIZE(pl172_revisions)) rev = pl172_revisions[amba_rev(adev)]; + } else if (amba_part(adev) == 0x175) { + if (amba_rev(adev) < ARRAY_SIZE(pl175_revisions)) + rev = pl175_revisions[amba_rev(adev)]; + } else if (amba_part(adev) == 0x176) { + if (amba_rev(adev) < ARRAY_SIZE(pl176_revisions)) + rev = pl176_revisions[amba_rev(adev)]; } dev_info(dev, "ARM PL%x revision %s\n", amba_part(adev), rev); @@ -278,9 +287,20 @@ static int pl172_remove(struct amba_device *adev) } static const struct amba_id pl172_ids[] = { + /* PrimeCell MPMC PL172, EMC found on NXP LPC18xx and LPC43xx */ { - .id = 0x07341172, - .mask = 0xffffffff, + .id = 0x07041172, + .mask = 0x3f0fffff, + }, + /* PrimeCell MPMC PL175, EMC found on NXP LPC32xx */ + { + .id = 0x07041175, + .mask = 0x3f0fffff, + }, + /* PrimeCell MPMC PL176 */ + { + .id = 0x89041176, + .mask = 0xff0fffff, }, { 0, 0 }, }; diff --git a/drivers/memory/ti-aemif.c b/drivers/memory/ti-aemif.c index ca7d97a..a579a0f 100644 --- a/drivers/memory/ti-aemif.c +++ b/drivers/memory/ti-aemif.c @@ -324,6 +324,7 @@ static const struct of_device_id aemif_of_match[] = { { .compatible = "ti,da850-aemif", }, {}, }; +MODULE_DEVICE_TABLE(of, aemif_of_match); static int aemif_probe(struct platform_device *pdev) { |
