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* [PATCH 1/2] ARM Kindle3 defconfig: enable MMU
@ 2019-03-17 11:22 Alexander Kurz
  2019-03-17 11:22 ` [PATCH 2/2] ARM Kindle3: switch on pull-ups for fiveway device Alexander Kurz
  2019-03-18  8:52 ` [PATCH 1/2] ARM Kindle3 defconfig: enable MMU Sascha Hauer
  0 siblings, 2 replies; 3+ messages in thread
From: Alexander Kurz @ 2019-03-17 11:22 UTC (permalink / raw)
  To: barebox, Sascha Hauer; +Cc: Alexander Kurz

From: Alexander Kurz <akurz@blala.de>

With the MMU enabled, a memtest runs 14 times faster.

Signed-off-by: Alexander Kurz <akurz@blala.de>
---
 arch/arm/configs/kindle3_defconfig | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm/configs/kindle3_defconfig b/arch/arm/configs/kindle3_defconfig
index a4e08dfad..98691c3a8 100644
--- a/arch/arm/configs/kindle3_defconfig
+++ b/arch/arm/configs/kindle3_defconfig
@@ -2,7 +2,6 @@ CONFIG_ARCH_IMX=y
 CONFIG_BAREBOX_MAX_IMAGE_SIZE=0x30000
 CONFIG_MACH_KINDLE3=y
 CONFIG_IMX_IIM=y
-CONFIG_ARCH_IMX_USBLOADER=y
 CONFIG_AEABI=y
 CONFIG_ARM_BOARD_APPEND_ATAG=y
 CONFIG_ARM_BOARD_PREPEND_ATAG=y
@@ -10,6 +9,7 @@ CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
 CONFIG_PBL_IMAGE=y
 CONFIG_PBL_RELOCATABLE=y
 CONFIG_IMAGE_COMPRESSION_XZKERN=y
+CONFIG_MMU=y
 CONFIG_MALLOC_SIZE=0x2000000
 CONFIG_MALLOC_TLSF=y
 CONFIG_RELOCATABLE=y
@@ -64,3 +64,4 @@ CONFIG_FS_EXT4=y
 CONFIG_FS_FAT=y
 CONFIG_FS_FAT_WRITE=y
 CONFIG_FS_FAT_LFN=y
+CONFIG_ARCH_IMX_USBLOADER=y
-- 
2.11.0


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^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH 2/2] ARM Kindle3: switch on pull-ups for fiveway device
  2019-03-17 11:22 [PATCH 1/2] ARM Kindle3 defconfig: enable MMU Alexander Kurz
@ 2019-03-17 11:22 ` Alexander Kurz
  2019-03-18  8:52 ` [PATCH 1/2] ARM Kindle3 defconfig: enable MMU Sascha Hauer
  1 sibling, 0 replies; 3+ messages in thread
From: Alexander Kurz @ 2019-03-17 11:22 UTC (permalink / raw)
  To: barebox, Sascha Hauer; +Cc: Alexander Kurz

From: Alexander Kurz <akurz@blala.de>

Without the pullups enabled, the GPIO change after a button release
took some hundered milliseconds.

Signed-off-by: Alexander Kurz <akurz@blala.de>
---
 arch/arm/boards/kindle3/kindle3.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/arch/arm/boards/kindle3/kindle3.c b/arch/arm/boards/kindle3/kindle3.c
index e06b3d70c..95ae49cb0 100644
--- a/arch/arm/boards/kindle3/kindle3.c
+++ b/arch/arm/boards/kindle3/kindle3.c
@@ -152,6 +152,7 @@ static int kindle3_devices_init(void)
 }
 device_initcall(kindle3_devices_init);
 
+#define FIVEWAY_PAD_CTL (PAD_CTL_PUS_100K_UP | PAD_CTL_HYS | PAD_CTL_DVS)
 static iomux_v3_cfg_t kindle3_pads[] = {
 	/* UART1 */
 	MX35_PAD_RXD1__UART1_RXD_MUX,
@@ -183,12 +184,11 @@ static iomux_v3_cfg_t kindle3_pads[] = {
 	MX35_PAD_CSPI1_SPI_RDY__CSPI1_RDY,
 
 	/* fiveway device: up, down, left, right, select */
-	MX35_PAD_ATA_DATA14__GPIO2_27,
-	MX35_PAD_ATA_DATA15__GPIO2_28,
-	MX35_PAD_TX5_RX0__GPIO1_10,
-	MX35_PAD_ATA_BUFF_EN__GPIO2_30,
-	IOMUX_PAD(0x728, 0x2c4, 5, 0x8c8, 1,
-		  PAD_CTL_PUS_100K_UP | PAD_CTL_HYS | PAD_CTL_DVS),
+	IOMUX_PAD(0x718, 0x2b4, 5, 0x8b4, 1, FIVEWAY_PAD_CTL),
+	IOMUX_PAD(0x71c, 0x2b8, 5, 0x8b8, 1, FIVEWAY_PAD_CTL),
+	IOMUX_PAD(0x59c, 0x158, 5, 0x830, 0, FIVEWAY_PAD_CTL),
+	IOMUX_PAD(0x724, 0x2c0, 5, 0x8c4, 1, FIVEWAY_PAD_CTL),
+	IOMUX_PAD(0x728, 0x2c4, 5, 0x8c8, 1, FIVEWAY_PAD_CTL),
 
 	/* Volume keys: up, down */
 	MX35_PAD_SCKR__GPIO1_4,
-- 
2.11.0


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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH 1/2] ARM Kindle3 defconfig: enable MMU
  2019-03-17 11:22 [PATCH 1/2] ARM Kindle3 defconfig: enable MMU Alexander Kurz
  2019-03-17 11:22 ` [PATCH 2/2] ARM Kindle3: switch on pull-ups for fiveway device Alexander Kurz
@ 2019-03-18  8:52 ` Sascha Hauer
  1 sibling, 0 replies; 3+ messages in thread
From: Sascha Hauer @ 2019-03-18  8:52 UTC (permalink / raw)
  To: Alexander Kurz; +Cc: barebox

On Sun, Mar 17, 2019 at 11:22:33AM +0000, Alexander Kurz wrote:
> From: Alexander Kurz <akurz@blala.de>
> 
> With the MMU enabled, a memtest runs 14 times faster.
> 
> Signed-off-by: Alexander Kurz <akurz@blala.de>
> ---
>  arch/arm/configs/kindle3_defconfig | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Applied, thanks

Sascha


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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2019-03-18  8:52 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2019-03-17 11:22 [PATCH 1/2] ARM Kindle3 defconfig: enable MMU Alexander Kurz
2019-03-17 11:22 ` [PATCH 2/2] ARM Kindle3: switch on pull-ups for fiveway device Alexander Kurz
2019-03-18  8:52 ` [PATCH 1/2] ARM Kindle3 defconfig: enable MMU Sascha Hauer

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