Message ID | 1478674674-23864-1-git-send-email-priyanka.jain@nxp.com |
---|---|
State | Accepted |
Commit | d037261f7f36a8c1e56acb1a52480d945cbb6f63 |
Delegated to: | York Sun |
Headers | show
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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR03MB2887 Cc: Priyanka Jain <priyanka.jain@nxp.com> Subject: [U-Boot] [PATCH] armv8: fsl-layerscape, ccn504: Set forced-order mode in RNI-6, RNI-20 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.15 Precedence: list List-Id: U-Boot discussion <u-boot.lists.denx.de> List-Unsubscribe: <http://lists.denx.de/mailman/options/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=unsubscribe> List-Archive: <http://lists.denx.de/pipermail/u-boot/> List-Post: <mailto:u-boot@lists.denx.de> List-Help: <mailto:u-boot-request@lists.denx.de?subject=help> List-Subscribe: <http://lists.denx.de/mailman/listinfo/u-boot>, <mailto:u-boot-request@lists.denx.de?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de> |
On 11/08/2016 10:58 PM, Priyanka Jain wrote: > It is recommended to set forced-order mode in RNI-6, > RNI-20 for performance optimization in LS2088A. > > Both LS2080A, LS2088A families has CONFIG_LS2080A define. > As above update is required only for LS2088A, skip this > for LS2080A SoC family > > Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com> > --- Applied to fsl-qoriq master, awaiting upstream. Thanks. York
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S index d7440ac..7d741b8 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S +++ b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S @@ -28,6 +28,26 @@ ENTRY(lowlevel_init) ldr x0, =CCI_AUX_CONTROL_BASE(20) ldr x1, =0x00000010 bl ccn504_set_aux + + /* + * Set forced-order mode in RNI-6, RNI-20 + * This is required for performance optimization on LS2088A + * LS2080A family does not support setting forced-order mode, + * so skip this operation for LS2080A family + */ + bl get_svr + lsr w0, w0, #16 + ldr w1, =SVR_DEV_LS2080A + cmp w0, w1 + b.eq 1f + + ldr x0, =CCI_AUX_CONTROL_BASE(6) + ldr x1, =0x00000020 + bl ccn504_set_aux + ldr x0, =CCI_AUX_CONTROL_BASE(20) + ldr x1, =0x00000020 + bl ccn504_set_aux +1: #endif /* Add fully-coherent masters to DVM domain */
It is recommended to set forced-order mode in RNI-6, RNI-20 for performance optimization in LS2088A. Both LS2080A, LS2088A families has CONFIG_LS2080A define. As above update is required only for LS2088A, skip this for LS2080A SoC family Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com> --- arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-)