From: Afzal Mohammed <afzal@ti.com> To: tony@atomide.com, paul@pwsan.com, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Afzal Mohammed <afzal@ti.com> Subject: [PATCH v5 07/14] ARM: OMAP2+: gpmc: time setting (register#) helper Date: Mon, 11 Jun 2012 19:57:01 +0530 [thread overview] Message-ID: <aafc6bc498e303be0bc86ce1ae395148fdca5c3d.1339419492.git.afzal@ti.com> (raw) In-Reply-To: <cover.1339419492.git.afzal@ti.com> Helper for setting GPMC timing by taking input as register values. Signed-off-by: Afzal Mohammed <afzal@ti.com> --- arch/arm/mach-omap2/gpmc.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 4e19010..e60076e3 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -960,6 +960,49 @@ static void gpmc_setup_cs_config(unsigned cs, unsigned conf) gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, l); } +static inline void gpmc_set_one_timing(int cs, int reg, int start, + int end, u32 val) +{ + u32 l; + unsigned mask; + + mask = (1 << (end - start + 1)) - 1; + l = gpmc_cs_read_reg(cs, reg); + l &= ~(mask << start); + l |= val << start; + gpmc_cs_write_reg(cs, reg, l); +} + +static void gpmc_cs_set_register_timings(int cs, const struct gpmc_timings *t) +{ + gpmc_set_one_timing(cs, GPMC_CS_CONFIG1, 0, 1, t->sync_clk); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG1, 18, 19, t->wait_monitoring); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG1, 25, 26, t->clk_activation); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG2, 0, 3, t->cs_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG2, 8, 12, t->cs_rd_off); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG2, 16, 20, t->cs_wr_off); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG3, 0, 3, t->adv_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG3, 8, 12, t->adv_rd_off); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG3, 16, 20, t->adv_wr_off); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 0, 3, t->oe_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 8, 12, t->oe_off); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 16, 19, t->we_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 24, 28, t->we_off); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG5, 24, 27, t->page_burst_access); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 0, 3, t->bus_turnaround); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 8, 11, t->cycle2cycle_delay); + + if (gpmc_revision >= 4) { + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 16, 19, + t->wr_data_mux_bus); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 24, 28, t->wr_access); + } +} + static inline unsigned gpmc_bit_to_irq(unsigned bitmask) { return bitmask; -- 1.7.10.2
WARNING: multiple messages have this Message-ID (diff)
From: afzal@ti.com (Afzal Mohammed) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v5 07/14] ARM: OMAP2+: gpmc: time setting (register#) helper Date: Mon, 11 Jun 2012 19:57:01 +0530 [thread overview] Message-ID: <aafc6bc498e303be0bc86ce1ae395148fdca5c3d.1339419492.git.afzal@ti.com> (raw) In-Reply-To: <cover.1339419492.git.afzal@ti.com> Helper for setting GPMC timing by taking input as register values. Signed-off-by: Afzal Mohammed <afzal@ti.com> --- arch/arm/mach-omap2/gpmc.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 4e19010..e60076e3 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -960,6 +960,49 @@ static void gpmc_setup_cs_config(unsigned cs, unsigned conf) gpmc_cs_write_reg(cs, GPMC_CS_CONFIG1, l); } +static inline void gpmc_set_one_timing(int cs, int reg, int start, + int end, u32 val) +{ + u32 l; + unsigned mask; + + mask = (1 << (end - start + 1)) - 1; + l = gpmc_cs_read_reg(cs, reg); + l &= ~(mask << start); + l |= val << start; + gpmc_cs_write_reg(cs, reg, l); +} + +static void gpmc_cs_set_register_timings(int cs, const struct gpmc_timings *t) +{ + gpmc_set_one_timing(cs, GPMC_CS_CONFIG1, 0, 1, t->sync_clk); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG1, 18, 19, t->wait_monitoring); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG1, 25, 26, t->clk_activation); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG2, 0, 3, t->cs_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG2, 8, 12, t->cs_rd_off); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG2, 16, 20, t->cs_wr_off); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG3, 0, 3, t->adv_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG3, 8, 12, t->adv_rd_off); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG3, 16, 20, t->adv_wr_off); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 0, 3, t->oe_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 8, 12, t->oe_off); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 16, 19, t->we_on); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG4, 24, 28, t->we_off); + + gpmc_set_one_timing(cs, GPMC_CS_CONFIG5, 24, 27, t->page_burst_access); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 0, 3, t->bus_turnaround); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 8, 11, t->cycle2cycle_delay); + + if (gpmc_revision >= 4) { + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 16, 19, + t->wr_data_mux_bus); + gpmc_set_one_timing(cs, GPMC_CS_CONFIG6, 24, 28, t->wr_access); + } +} + static inline unsigned gpmc_bit_to_irq(unsigned bitmask) { return bitmask; -- 1.7.10.2
next prev parent reply other threads:[~2012-06-11 14:42 UTC|newest] Thread overview: 232+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-06-11 14:25 [PATCH v5 00/14] GPMC driver conversion Afzal Mohammed 2012-06-11 14:25 ` Afzal Mohammed 2012-06-11 14:26 ` [PATCH v5 01/14] ARM: OMAP2+: gpmc: platform definitions Afzal Mohammed 2012-06-11 14:26 ` Afzal Mohammed 2012-06-12 18:58 ` Jon Hunter 2012-06-12 18:58 ` Jon Hunter 2012-06-13 6:25 ` Mohammed, Afzal 2012-06-13 6:25 ` Mohammed, Afzal 2012-06-11 14:26 ` [PATCH v5 02/14] ARM: OMAP2+: gpmc: Adapt to HWMOD Afzal Mohammed 2012-06-11 14:26 ` Afzal Mohammed 2012-06-11 19:56 ` Jon Hunter 2012-06-11 19:56 ` Jon Hunter 2012-06-12 6:53 ` Mohammed, Afzal 2012-06-12 6:53 ` Mohammed, Afzal 2012-06-12 17:40 ` Jon Hunter 2012-06-12 17:40 ` Jon Hunter 2012-06-13 5:20 ` Mohammed, Afzal 2012-06-13 5:20 ` Mohammed, Afzal 2012-06-13 12:02 ` Tony Lindgren 2012-06-13 12:02 ` Tony Lindgren 2012-06-13 13:05 ` Mohammed, Afzal 2012-06-13 13:05 ` Mohammed, Afzal 2012-06-13 13:39 ` Tony Lindgren 2012-06-13 13:39 ` Tony Lindgren 2012-06-13 13:59 ` Mohammed, Afzal 2012-06-13 13:59 ` Mohammed, Afzal 2012-06-13 15:08 ` Jon Hunter 2012-06-13 15:08 ` Jon Hunter 2012-06-14 7:07 ` Mohammed, Afzal 2012-06-14 7:07 ` Mohammed, Afzal 2012-06-13 14:51 ` Jon Hunter 2012-06-13 14:51 ` Jon Hunter 2012-06-14 6:17 ` Mohammed, Afzal 2012-06-14 6:17 ` Mohammed, Afzal 2012-06-14 6:20 ` Mohammed, Afzal 2012-06-14 6:20 ` Mohammed, Afzal 2012-06-14 20:51 ` Jon Hunter 2012-06-14 20:51 ` Jon Hunter 2012-06-15 0:20 ` Paul Walmsley 2012-06-15 0:20 ` Paul Walmsley 2012-06-15 15:33 ` Jon Hunter 2012-06-15 15:33 ` Jon Hunter 2012-06-15 10:40 ` Mohammed, Afzal 2012-06-15 10:40 ` Mohammed, Afzal 2012-06-14 7:03 ` Mohammed, Afzal 2012-06-14 7:03 ` Mohammed, Afzal 2012-06-14 13:22 ` Jon Hunter 2012-06-14 13:22 ` Jon Hunter 2012-06-14 13:32 ` Mohammed, Afzal 2012-06-14 13:32 ` Mohammed, Afzal 2012-06-14 18:58 ` Jon Hunter 2012-06-14 18:58 ` Jon Hunter 2012-06-15 10:22 ` Mohammed, Afzal 2012-06-15 10:22 ` Mohammed, Afzal 2012-06-15 12:45 ` Tony Lindgren 2012-06-15 12:45 ` Tony Lindgren 2012-06-16 9:15 ` Mohammed, Afzal 2012-06-16 9:15 ` Mohammed, Afzal 2012-06-20 13:28 ` Tony Lindgren 2012-06-20 13:28 ` Tony Lindgren 2012-06-20 14:52 ` Mohammed, Afzal 2012-06-20 14:52 ` Mohammed, Afzal 2012-06-20 15:12 ` Tony Lindgren 2012-06-20 15:12 ` Tony Lindgren 2012-06-20 23:35 ` Jon Hunter 2012-06-20 23:35 ` Jon Hunter 2012-06-22 13:29 ` Mohammed, Afzal 2012-06-22 13:29 ` Mohammed, Afzal 2012-06-11 14:26 ` [PATCH v5 03/14] ARM: OMAP2+: gpmc: driver migration helper Afzal Mohammed 2012-06-11 14:26 ` Afzal Mohammed 2012-06-11 20:30 ` Jon Hunter 2012-06-11 20:30 ` Jon Hunter 2012-06-12 7:09 ` Mohammed, Afzal 2012-06-12 7:09 ` Mohammed, Afzal 2012-06-12 17:46 ` Jon Hunter 2012-06-12 17:46 ` Jon Hunter 2012-06-13 5:25 ` Mohammed, Afzal 2012-06-13 5:25 ` Mohammed, Afzal 2012-06-13 12:04 ` Tony Lindgren 2012-06-13 12:04 ` Tony Lindgren 2012-06-13 12:18 ` Mohammed, Afzal 2012-06-13 12:18 ` Mohammed, Afzal 2012-06-13 13:46 ` Mohammed, Afzal 2012-06-13 13:46 ` Mohammed, Afzal 2012-06-14 6:34 ` Tony Lindgren 2012-06-14 6:34 ` Tony Lindgren 2012-06-11 14:26 ` [PATCH v5 04/14] ARM: OMAP2+: gpmc: minimal driver support Afzal Mohammed 2012-06-11 14:26 ` Afzal Mohammed 2012-06-11 20:43 ` Jon Hunter 2012-06-11 20:43 ` Jon Hunter 2012-06-12 7:16 ` Mohammed, Afzal 2012-06-12 7:16 ` Mohammed, Afzal 2012-06-12 17:57 ` Jon Hunter 2012-06-12 17:57 ` Jon Hunter 2012-06-13 12:07 ` Tony Lindgren 2012-06-13 12:07 ` Tony Lindgren 2012-06-13 13:12 ` Mohammed, Afzal 2012-06-13 13:12 ` Mohammed, Afzal 2012-06-13 13:40 ` Tony Lindgren 2012-06-13 13:40 ` Tony Lindgren 2012-06-13 13:44 ` Tony Lindgren 2012-06-13 13:44 ` Tony Lindgren 2012-06-13 13:50 ` Mohammed, Afzal 2012-06-13 13:50 ` Mohammed, Afzal 2012-06-13 13:52 ` Mohammed, Afzal 2012-06-13 13:52 ` Mohammed, Afzal 2012-06-14 6:35 ` Tony Lindgren 2012-06-14 6:35 ` Tony Lindgren 2012-06-14 6:40 ` Mohammed, Afzal 2012-06-14 6:40 ` Mohammed, Afzal 2012-06-14 8:39 ` Tony Lindgren 2012-06-14 8:39 ` Tony Lindgren 2012-06-14 8:42 ` Mohammed, Afzal 2012-06-14 8:42 ` Mohammed, Afzal 2012-06-13 17:05 ` Jon Hunter 2012-06-13 17:05 ` Jon Hunter 2012-06-12 19:19 ` Jon Hunter 2012-06-12 19:19 ` Jon Hunter 2012-06-13 6:29 ` Mohammed, Afzal 2012-06-13 6:29 ` Mohammed, Afzal 2012-06-11 14:26 ` [PATCH v5 05/14] ARM: OMAP2+: gpmc: resource creation helpers Afzal Mohammed 2012-06-11 14:26 ` Afzal Mohammed 2012-06-11 20:57 ` Jon Hunter 2012-06-11 20:57 ` Jon Hunter 2012-06-12 8:30 ` Mohammed, Afzal 2012-06-12 8:30 ` Mohammed, Afzal 2012-06-12 18:02 ` Jon Hunter 2012-06-12 18:02 ` Jon Hunter 2012-06-13 5:29 ` Mohammed, Afzal 2012-06-13 5:29 ` Mohammed, Afzal 2012-06-13 15:33 ` Jon Hunter 2012-06-13 15:33 ` Jon Hunter 2012-06-14 8:44 ` Mohammed, Afzal 2012-06-14 8:44 ` Mohammed, Afzal 2012-06-11 14:26 ` [PATCH v5 06/14] ARM: OMAP2+: gpmc: CS configuration helper Afzal Mohammed 2012-06-11 14:26 ` Afzal Mohammed 2012-06-11 21:43 ` Jon Hunter 2012-06-11 21:43 ` Jon Hunter 2012-06-12 8:40 ` Mohammed, Afzal 2012-06-12 8:40 ` Mohammed, Afzal 2012-06-12 12:58 ` Mohammed, Afzal 2012-06-12 12:58 ` Mohammed, Afzal 2012-06-12 18:09 ` Jon Hunter 2012-06-12 18:09 ` Jon Hunter 2012-06-13 5:50 ` Mohammed, Afzal 2012-06-13 5:50 ` Mohammed, Afzal 2012-06-13 15:39 ` Jon Hunter 2012-06-13 15:39 ` Jon Hunter 2012-06-14 8:45 ` Mohammed, Afzal 2012-06-14 8:45 ` Mohammed, Afzal 2012-06-12 18:06 ` Jon Hunter 2012-06-12 18:06 ` Jon Hunter 2012-06-13 5:35 ` Mohammed, Afzal 2012-06-13 5:35 ` Mohammed, Afzal 2012-06-11 14:27 ` Afzal Mohammed [this message] 2012-06-11 14:27 ` [PATCH v5 07/14] ARM: OMAP2+: gpmc: time setting (register#) helper Afzal Mohammed 2012-06-12 18:55 ` Jon Hunter 2012-06-12 18:55 ` Jon Hunter 2012-06-13 6:15 ` Mohammed, Afzal 2012-06-13 6:15 ` Mohammed, Afzal 2012-06-11 14:27 ` [PATCH v5 08/14] ARM: OMAP2+: gpmc: bool type timing helper Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-11 22:27 ` Jon Hunter 2012-06-11 22:27 ` Jon Hunter 2012-06-12 8:41 ` Mohammed, Afzal 2012-06-12 8:41 ` Mohammed, Afzal 2012-06-11 14:27 ` [PATCH v5 09/14] ARM: OMAP2+: gpmc: holler if no configuration Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-11 22:30 ` Jon Hunter 2012-06-11 22:30 ` Jon Hunter 2012-06-12 8:44 ` Mohammed, Afzal 2012-06-12 8:44 ` Mohammed, Afzal 2012-06-12 18:11 ` Jon Hunter 2012-06-12 18:11 ` Jon Hunter 2012-06-11 14:27 ` [PATCH v5 10/14] ARM: OMAP2+: gpmc: waitpin helper Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-11 22:59 ` Jon Hunter 2012-06-11 22:59 ` Jon Hunter 2012-06-12 9:00 ` Mohammed, Afzal 2012-06-12 9:00 ` Mohammed, Afzal 2012-06-12 18:15 ` Jon Hunter 2012-06-12 18:15 ` Jon Hunter 2012-06-13 7:37 ` Mohammed, Afzal 2012-06-13 7:37 ` Mohammed, Afzal 2012-06-13 15:44 ` Jon Hunter 2012-06-13 15:44 ` Jon Hunter 2012-06-14 8:48 ` Mohammed, Afzal 2012-06-14 8:48 ` Mohammed, Afzal 2012-06-14 21:06 ` Jon Hunter 2012-06-14 21:06 ` Jon Hunter 2012-06-15 10:50 ` Mohammed, Afzal 2012-06-15 10:50 ` Mohammed, Afzal 2012-06-12 18:37 ` Jon Hunter 2012-06-12 18:37 ` Jon Hunter 2012-06-13 7:47 ` Mohammed, Afzal 2012-06-13 7:47 ` Mohammed, Afzal 2012-06-11 14:27 ` [PATCH v5 11/14] ARM: OMAP2+: gpmc: handle connected peripherals Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-13 15:31 ` Jon Hunter 2012-06-13 15:31 ` Jon Hunter 2012-06-14 8:40 ` Mohammed, Afzal 2012-06-14 8:40 ` Mohammed, Afzal 2012-06-11 14:27 ` [PATCH v5 12/14] ARM: OMAP2+: gpmc: cs reconfigure helper Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-11 23:04 ` Jon Hunter 2012-06-11 23:04 ` Jon Hunter 2012-06-12 9:01 ` Mohammed, Afzal 2012-06-12 9:01 ` Mohammed, Afzal 2012-06-11 14:27 ` [PATCH v5 13/14] ARM: OMAP2+: gpmc: update nand register info Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-11 14:27 ` [PATCH v5 14/14] ARM: OMAP2+: gpmc: writeprotect helper Afzal Mohammed 2012-06-11 14:27 ` Afzal Mohammed 2012-06-12 18:42 ` Jon Hunter 2012-06-12 18:42 ` Jon Hunter 2012-06-13 6:10 ` Mohammed, Afzal 2012-06-13 6:10 ` Mohammed, Afzal 2012-06-13 16:28 ` Jon Hunter 2012-06-13 16:28 ` Jon Hunter 2012-06-14 8:54 ` Mohammed, Afzal 2012-06-14 8:54 ` Mohammed, Afzal 2012-06-14 9:36 ` Tony Lindgren 2012-06-14 9:36 ` Tony Lindgren 2012-06-14 10:21 ` Mohammed, Afzal 2012-06-14 10:21 ` Mohammed, Afzal 2012-06-12 10:39 ` [PATCH v5 00/14] GPMC driver conversion Mohammed, Afzal 2012-06-12 10:39 ` Mohammed, Afzal 2012-06-13 12:33 ` Tony Lindgren 2012-06-13 12:33 ` Tony Lindgren 2012-06-15 10:56 ` Mohammed, Afzal 2012-06-15 10:56 ` Mohammed, Afzal 2012-06-15 12:51 ` Tony Lindgren 2012-06-15 12:51 ` Tony Lindgren
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